Problems 16.1-16.14 on pp. 572-578 of Fundamentals of Logic Design (7th, Enhanced Edition) are Mealy sequential circuit design and simulation problems. These problems are of approximately equal difficulty, and different students are assigned different problems by the instructor. You are asked to use the following procedure: 1. Derive a state graph and state table for the assigned problem. Reduce the table to a minimum number of states. Check the reduced table using the LogicAid state table checker. Encoded solution files are found in the Lab 16 folder. 2. Make a state assignment using the guidelines. Derive the transition table, and then derive the D flip-flop input equations and output equation(s) using Karnaugh maps. 3. Use LogicAid to derive the same equations and verify that the equations derived in step (2) are correct. Then derive one or more sets of equations for different state assignments using LogicAid. 4. Design the circuit using NAND gates, NOR gates, and three D flip-flops. Choose the equations from step (3) that lead to the lowest cost circuit, and make sure that it meets the specifications. 5. Input the logic circuit into SimUaid using switches for the X input clock, reset, and preset inputs. Use probes for the Zoutput and flip-flop outputs. Use SimUaid to verify the transition table by presetting the flip-flops to each state and observing the next state outputs. Then use Simuaid to manually test the operation of the circuit by applying the required test sequences and observing the outputs, being very careful to read the outputs at the proper time. 6. Replace the clock and X input switches with a clock module and an input device. Program the input device to produce the proper test waveform, Display the simulator timing waveforms for clock, X. Z. and the flip-flop outputs. Print the waveforms and mark the times to read the Zoutput. Verify that the output sequence is correct. 7. Replace the X and reset switches and the Z probe with a checker module (found on the SimVaid device menu)

Answers

Answer 1

The procedure for solving Mealy sequential circuit design and simulation problems. Students are assigned different problems and are required to follow the steps outlined.  involves deriving a state graph and table, reducing the table, making a state assignment, deriving input equations, designing the circuit, simulating with SimUaid, and verifying the output sequence with a checker module.

What is the procedure for solving Mealy sequential circuit design and simulation problems?

The paragraph describes a set of procedures for solving Mealy sequential circuit design and simulation problems. Students are assigned different problems and are required to follow the steps outlined.

First, they need to derive a state graph and state table for the assigned problem, reducing the table to a minimum number of states and checking it using the LogicAid state table checker.

Next, they make a state assignment using guidelines, derive the transition table, and then derive the input equations for D flip-flops and output equation(s) using Karnaugh maps.

LogicAid is used to verify the correctness of the derived equations and to derive alternative sets of equations for different state assignments.

Then, the circuit is designed using NAND gates, NOR gates, and three D flip-flops. The equations that lead to the lowest cost circuit are selected, ensuring that the circuit meets the specifications.

SimUaid is used for simulation, initially using switches for input and observing the outputs. Later, a clock module and an input device are used to produce test waveforms, and the simulator timing waveforms are displayed and verified.

Finally, a checker module is used to replace switches and probes for further verification.

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Related Questions

234567891234567891234567891

Answers

Answer:

234567891234567891234567891 what is this?????

Explanation:

234567891234567891234567891

IS THIS IS A QUESTION

OH DON'T MIND JUST ASKING

BTW

GOOD MORNING/AFTERNOON/EVENING/NIGHT

HOW ARE YOU

HAVE A GREAT DAY AHEAD

PLS MARK ME AS BRAINLIEST

Participating in extracurricular activities in high school helps:

Answers

Answer:

Develop social skills

Explanation:

Answer:

strengthen your college applications

Explanation:

In the flow of one cycle of single phase alternating current past any given point in a circuit, how many times will the current peak to a maximum

Answers

In a flow of one cycle of single-phase alternating current past any given point in a circuit, the current will peak at its maximum once.

The current will start at zero and gradually increase to a maximum value (the current peak), then decrease back to zero, and finally reverse direction to flow in the opposite direction to complete the cycle. So, there will be only one current peak in one cycle of single-phase alternating current.

What is single-phase alternating current?

Single-phase alternating current (AC) is a type of electrical power that is commonly used in residential and small commercial applications. It is characterized by a sinusoidal waveform that alternates in polarity, meaning it changes direction periodically.

In a single-phase AC system, there is only one alternating voltage waveform, which is typically supplied by the power grid. This voltage waveform is used to power electrical devices and appliances in homes and businesses.

Single-phase AC power is commonly used for smaller electrical loads such as lighting, heating, and small motors. Larger loads and industrial applications typically require three-phase AC power, which provides more efficient and reliable power delivery.

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A hollow aluminum shaft with an outside diameter of 63 mm and a wall thickness of 5 mm has an allowable shear stress of 72 mpa. Determine the maximum torque t that may be applied to the shaft.

Answers

Answer:

maximum torque of metal

Explanation:

A hollow aluminum shaft with an outside diameter of 63 mm and a wall thickness of 5 mm has an allowable

Refrigerant-134a enters a 28-cm-diameter pipe steadily at 200 kPa and 20°C with a velocity of 5.5 m/s. The refrigerant gains heat as it flows and leaves the pipe at 180 kPa and 40°C. The specific volumes of R-134a at the inlet and exit are 0.1142 m3/kg and 0.1374 m3/kg. Determine (a) the volume flow rate of the refrigerant at the inlet, (b) the mass flow rate of the refrigerant, and (c) the velocity and volume flow rate at the exit.

Answers

Answer:

(a) The volume flow rate of the refrigerant at the inlet is 0.3078 m3/s

(b) The mass flow rate of the refrigerant is 2.695 kg/s

(c) The velocity and volume flow rate at the exit is 6.017 m/s

Explanation:

According to the given data we have the following:

diameter of the pipe=d=28 cm=0.28 m

inlet pressure P1=200 kPa

inlet temperature T1=20°C

inlet velocity V1=5.5 m/s

Exit pressure P2=180 kPa

Exit Temperature T2=40°C

a. To calculate the volume flow rate of the refrigerant at the inlet we would have to use the following formula:

V1=AV1

=π/4(0.28∧2)5

V1=0.3078 m3/s

b. To calculate the mass flow rate of the refrigerant we would have to use the following formula:

m=p1 V1

m=V1/v1

=0.3078/0.11418

=2.695 kg/s

c. To calculate the velocity and volume flow rate at the exit we would have to use the following formula:

m=m1=m2

V1/v1=V2/v2

V2=(v2/v1)v1

=(0.13741/0.11418)5

=6.017 m/s

1. Can the physical address 346E0 be the starting address for a segment? Why or why not?

Answers

No, the physical address 346E0 cannot be the starting address for a segment. This is because the starting address of a segment must be aligned with the segment's size or boundary, which is determined by the processor's architecture.

What is segment boundaries ?

Segment boundaries are defined by 16-byte or 4-byte boundaries, depending on the segment's use. Therefore, the starting address of a segment must be a multiple of 16 or 4, respectively, depending on the segment type.

In the given address 346E0, the last digit is 0, which indicates that it is a multiple of 16. However, we do not have enough information about the processor architecture and segment size to determine whether this is an appropriate starting address for a segment.

In general, when defining a segment, it is important to ensure that the starting address is properly aligned with the segment's boundary to avoid any issues with memory access and processing.

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All of the following are types of * assertions in Selenium IDE EXCEPTa. Wait b. WaitForc. Assert d. Verity

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Hi! To answer your question, all of the following are types of * assertions in Selenium IDE EXCEPT: Wait.

The other options, WaitFor, Assert, and Verify, are valid types of * assertions in Selenium IDE.

Wait is used for managing time delays but is not considered an assertion type.

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suggest in what ways burton could improve the process of producing snowboards, as well as their operations and their logistics systems, to strengthen and sustain their competitiveness, moving forward.

Answers

The ways that burton could improve the process of producing snowboards, as well as their operations and their logistics systems are; Explained below

Business Efficiency and Productivity

For burton to improve their competitive advantage, they can adopt various business methods to improve their performance as follows;

Logistics and supply chain management are very important factors that can be used to improve upon the competitiveness of business. Thus, snowboards flow should be well managed to gain improvement in efficiency and effectiveness of delivery which will ensure patronage of prospective customers.

Logistics systems perform various operations that leads to the competitive advantage I spoke about earlier. Finally, the production department should ensure that they produce quality products such that customers are motivated to repurchase.

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What is not a condition under which the malfunction indicator light or service engine light is turned off ?

Answers

The malfunction indicator light or service engine light is not switched off when the Powertrain Control Module Link is grounded.

A power-train control module (PCM), sometimes known as a control unit, is a motor vehicle component. The engine control unit (ECU) and transmission control unit are typically combined into one controller (TCU). On some vehicles, including many Chryslers, there are three different computers: the PCM, the TCU, and the Body Control Module (BCM). In general, these car computers are very dependable. In a car or truck, the PCM frequently regulates more than 100 variables. There are hundreds of different error codes that may appear and signify that a specific component of the car isn't working properly. The "check engine" light on the dashboard typically illuminates when one of these errors occurs.

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Fixed price contract is one of the contractual arrangement. discuss the condition that makes the price to remain fixed

Answers

A fixed-price contract is an agreement in which the buyer and seller agree to a specific price for goods or services.

The price agreed to at the time of the contract's formation is intended to be final and not subject to any changes.

However,

there are some conditions that can make the price remain fixed.

The following are some of the conditions that make the price of a fixed-price contract to remain fixed:

Defined scope of work

A defined scope of work ensures that the contract’s scope is limited and well-defined.

This can make it easy to determine the price of the contract.

Clear project requirements

Having clear project requirements helps ensure that there are no changes in the contract.

fixed-price contract is more likely to remain fixed if the project requirements are well-defined.

No changes to scope of work

Any change in scope of work can make the price of a fixed-price contract to change.

As a result, any changes to the scope of work must be documented and agreed upon by both parties.

Price adjustments

There are price adjustment clauses in fixed-price contracts that allow the price to be adjusted if there is a change in economic or market conditions.

Price ceilings

The contract may also have a price ceiling that restricts the amount of money the seller can charge.

This ensures that the price remains fixed and that the buyer is not overcharged.

Consequently,

a fixed-price contract can remain fixed if the scope of work is well-defined,

project requirements are clear,

no changes are made to the scope of work,

and price adjustments and price ceilings are in place.

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Suppose that in a machining operation of multidirectional FRPs you are getting high principal (cutting) forces. Which action would you take to reduce the principal forces

Answers

To reduce high principal (cutting) forces in machining multidirectional FRPs, adjusting the cutting parameters would be an effective action.

What cutting parameters can be adjusted to reduce principal forces in machining multidirectional FRPs?

By optimizing the cutting parameters, it is possible to minimize the principal forces experienced during the machining of multidirectional FRPs. One key parameter to consider is the cutting speed. Decreasing the cutting speed can help reduce the forces generated, as it allows for better heat dissipation and prevents excessive stress on the material. Additionally, adjusting the feed rate, which refers to the speed at which the cutting tool advances, can also have an impact. Lowering the feed rate can help reduce the forces acting on the material during machining.

Furthermore, selecting the appropriate tool geometry and material can contribute to reducing principal forces. Using a tool with a sharper cutting edge or one specifically designed for machining FRPs can result in improved cutting performance and reduced forces. Moreover, considering the use of cutting fluids or coolants can aid in dissipating heat and lubricating the cutting process, thereby minimizing forces.

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True or false It is legal to pass in Florida when approaching within 100 feet of or traversing any railroad crossing grade croead

Answers

That is a false statement.

What two units of measurement are used to classify engine sizes?

Answers

liters or cubic inches
metric units of cubic centimetres or litres

What is the Advanced Encryption Standard (AES)?

Answers

The Advanced Encryption Standard (AES) is a widely used symmetric-key encryption algorithm that provides strong encryption and is used to protect sensitive data.

It was established by the National Institute of Standards and Technology (NIST) in 2001 and has since become the industry standard for encrypting data. AES offers a high level of security by operating on fixed block sizes of 128 bits and supporting key sizes of 128, 192, or 256 bits. AES is used in a variety of applications, including encryption of electronic data, such as credit card transactions and personal information, and in military and government applications.Advanced Encryption Standard (AES).

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Please create your own question about cellular manufacturing chapter and solve that question by
explicitly listing your assumptions and calculations and submit by using MS Excel. Lets assume
that;
 There will be at least 20 students
 There will be at least 10 different social club kiosks
 Students would like to get some information from some of these clubs by visiting
their kiosks
 University management would like to convert layout of this organisation into more
lean structure
 Also, the kiosk areas of ESTIEM and EST have double of the other ones due to their
active activities
 Some students would like to visit some of the kiosks several times in order to get
extra information

Answers

The question and answer relating to cellular manufacturing is given below.

What is the question relating to cellular manufacturing?

The Question we have created is given as follows:

In a situation where  the university's  administration wishes to use cellular manufacturing to simplify the arrangement of the social club kiosks in the main plaza. There are ten separate social club kiosks, with ESTIEM and EST having double the space.

At least 20 students will visit the kiosks, with some students visiting the same kiosk many times. What is the  minimal number of cell  necessary to fulfill demand  if each kiosk can handle three students at a time?

Now to the assuption:

every student will have to visit no kosk at leastthe maximum capascity at any time for each kiosk is 3 studentsESTIEM and EST Kossk ahve twice the area of the other types of kosksthe demand for kosks is equal accross board

What is  the solution?

because  we have been given the following :

The number of pupils is 20.

The number of kiosks is ten.

ESTIEM and EST kiosk area = 2 x (other kiosk space)

Let x be the number of needed cells.

(number of pupils) x (number of kiosk visits per student) = total number of visits

20 x 1 = 20 total number of visits

The maximum number of visits per cell is three.

Total number of visits / Maximum number of visits per cell = Minimum number of cells necessary

Minimum number of necessary cells = 20 / 3 = 7

Hence, the least number of cells required to satisfy the demand is 7.

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in some engineered grounding system designs, a grounding electrode known as a(n) ? is often specified for installation at each manhole, transformer, or substation.

Answers

A grounding electrode known as a "grounding rod" or "grounding stake" is frequently specified for installation at each manhole, transformer, or substation in some engineered grounding system designs.

An electrical grounding system must include a grounding electrode. It is often installed in the ground to provide a low-impedance path for the dissipation of electrical energy in the case of a fault or surge. Its typical materials include copper, copper-clad steel, or other conductive materials. In engineered grounding systems, grounding electrodes are frequently employed to shield people and equipment from electrical dangers including electrical failures and lightning strikes. To maintain the efficiency and dependability of a grounding system, proper installation and maintenance of grounding electrodes are essential. Installation of grounding electrodes at manholes, transformers, and substations is frequently specified.

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Actual power systems utilize three-phase AC system for long-distance power delivery. What is/are the significance of this network configuration? A Three sources require six conductors. Having more lines enables power companies to reach more consumers. B. it is an optimal and economical option for power delivery since it can carry three times the original power by just using three conductors. c. The voltage sources will have a secure and safe connection by connecting them either in wye or delta. D. All options are correct How can the single-phase equivalent circuit be derived from the three-phase network? A All options are necessary in deriving the single-phase equivalent circuit B. Connect the neutral point of all the wye connections c. Convert all delta-connected elements into wye. D. Draw the equivalent circuit that is composed of a voltage source, a line impedance, load impedances, and the imaginary line connecting all neutral points. In a single-phase equivalent circuit, the voltage source, load voltage, and the current must be expressed in: A. The source and load voltages are line-to-neutral values whereas the current is the line-to-line current 8. The source and load voltages are line-to-line values whereas the current is the line current c The source and load voltages are line-to-neutral values whereas the current is the line current. D. The voltages and current can either be line-to-neutral or line-to-line in the single-phase equivalent circuit. What does it mean when a three-phase AC system is "balanced"? A The sources and loads are both connected in wye B. The overall power factor of the network is unity c. The sources have equal magnitudes with angles that are 120 degrees apart from each other. The impedances of the loads are also equal. D. The three phases have equal number of loads. For a wye-connection: A The line-to-line (L-L) voltage leads the line-to-neutral (L-N) voltage by 30 degrees. The magnitude of the I-L voltage is sqrt(3) times the magnitude of the L-N voltage B. The line-to-line voltage has the same magnitude and angle as the line-to-neutral voltage. C. The line-to-line (L-L) voltage lags the line-to-neutral (L-N) voltage by 30 degrees. The magnitude of the L-L voltage is sqrt(3) times the magnitude of the L-N voltage. D. The line current lags the phase current by 30 degrees. The magnitude of the line current is sqrt(3) times the magnitude of the phase current For a delta connection: A. The line-to-line (L-L) voltage leads the phase voltage by 30 degrees. The magnitude of the L-L voltage is sqrt(3) times the magnitude of the phase voltage 8. The line-to-line voltage has the same magnitude and angle as the phase voltage. c. The line-to-line (L-L) voltage lags the phase voltage by 30 degrees. The magnitude of the L-L voltage is sqrt{3} times the magnitude of the phase voltage D. The line current has the same magnitude and angle as the phase current.

Answers

1. The significance of the three-phase AC system configuration is:

D. All options are correct. Having three phases allows power companies to reach more consumers.

It is an optimal and economical option for power delivery since it can carry three times the original power by just using three conductors, and connecting the voltage sources in a wye or delta configuration ensures a secure and safe connection.

2. How can the single-phase equivalent circuit be derived from the three-phase network?

D. Draw the equivalent circuit that is composed of a voltage source, a line impedance, load impedances, and the imaginary line connecting all neutral points.

3. In a single-phase equivalent circuit, the voltage source, load voltage, and the current must be expressed in:

A. The source and load voltages are line-to-neutral values whereas the current is the line-to-line current.

4. What does it mean when a three-phase AC system is "balanced"?

C. The sources have equal magnitudes with angles that are 120 degrees apart from each other. The impedances of the loads are also equal.

5. For a wye-connection:

C. The line-to-line (L-L) voltage lags the line-to-neutral (L-N) voltage by 30 degrees. The magnitude of the L-L voltage is sqrt(3) times the magnitude of the L-N voltage.

6. For a delta connection:

B. The line-to-line voltage has the same magnitude and angle as the phase voltage.

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Assignment 1: Structural Design of Rectangular Reinforced Concrete Beams for Bending
Perform structural design of a rectangular reinforced concrete beam for bending. The beam is simply supported and has a span L=20 feet. In addition to its own weight the beam should support a superimposed dead load of 0.50 k/ft and a live load of 0.65 k/ft. Use a beam width of 12 inches. The depth of the beam should satisfy the ACI stipulations for minimum depth and be proportioned for economy. Concrete compressive strength f’c = 4,000 psi and yield stress of reinforcing bars fy = 60,000 psi. Size of stirrups should be chosen based on the size of the reinforcing bars. The beam is neither exposed to weather nor in contact with the ground, meaning it is subjected to interior exposure.
• Use the reference on "Practical Considerations for Rectangular Reinforced Concrete Beams"
• Include references to ACI code – see slides from second class
• Include references to Tables from Appendix A
• Draw a sketch of the reinforced concrete beam showing all dimensions, number and size of rebars, including stirrups.

Answers

Answer:

Beam of 25" depth and 12" width is sufficient.

I've attached a detailed section of the beam.

Explanation:

We are given;

Beam Span; L = 20 ft

Dead load; DL = 0.50 k/ft

Live load; LL = 0.65 k/ft.

Beam width; b = 12 inches

From ACI code, ultimate load is given as;

W_u = 1.2DL + 1.6LL

Thus;

W_u = 1.2(0.5) + 1.6(0.65)

W_u = 1.64 k/ft

Now, ultimate moment is given by the formula;

M_u = (W_u × L²)/8

M_u = (1.64 × 20²)/8

M_u = 82 k-ft

Since span is 20 ft, it's a bit larger than the average span beams, thus, let's try a depth of d = 25 inches.

Effective depth of a beam is given by the formula;

d_eff = d - clear cover - stirrup diameter - ½Main bar diameter

Now, let's adopt the following;

Clear cover = 1.5"

Stirrup diameter = 0.5"

Main bar diameter = 1"

Thus;

d_eff = 25" - 1.5" - 0.5" - ½(1")

d_eff = 22.5"

Now, let's find steel ratio(ρ) ;

ρ = Total A_s/(b × d_eff)

Now, A_s = ½ × area of main diameter bar

Thus, A_s = ½ × π × 1² = 0.785 in²

Let's use Nominal number of 3 bars as our main diameter bars.

Thus, total A_s = 3 × 0.785

Total A_s = 2.355 in²

Hence;

ρ = 2.355/(22.5 × 12)

ρ = 0.008722

Design moment Capacity is given;

M_n = Φ * ρ * Fy * b * d²[1 – (0.59ρfy/fc’)]/12

Φ is 0.9

f’c = 4,000 psi = 4 kpsi

fy = 60,000 psi = 60 kpsi

M_n = 0.9 × 0.008722 × 60 × 12 × 22.5²[1 - (0.59 × 0.008722 × 60/4)]/12

M_n = 220.03 k-ft

Thus: M_n > M_u

Thus, the beam of 25" depth and 12" width is sufficient.

Assignment 1: Structural Design of Rectangular Reinforced Concrete Beams for Bending Perform structural

pls discuss the concepts in which architectural forms/visuals correlate in the design process​

Answers

Answer:

Visual connectivity refers to the tangible aspects of a space; extent to which a place can be viewed from other places. It is believed that the design properties of a spatial layout of an atrium leaves unobstructed views horizontally and vertically.

Explanation:

8. The sugar content in a one-cup serving of a certain breakfast cereal was measured for a sample of 140 servings. The average was 11.9 g and the standard deviation was 1.1 g. a. Find a 95% confidence interval for the mean sugar content. b. Find a 99% confidence interval for the mean sugar content c. What is the confidence level of the interval (11.81, 11.99)?

Answers

(a) Confidence Interval ≈ (11.72, 12.08). (b) Confidence Interval ≈ (11.64, 12.16) and (c) The confidence level of the interval is at least 95%.

To find the confidence intervals for the mean sugar content, we can use the formula:

Confidence Interval = Sample Mean ± (Critical Value * Standard Error)

where the critical value is based on the desired confidence level and the standard error is calculated as the standard deviation divided by the square root of the sample size.

a. 95% confidence interval:

The critical value for a 95% confidence level is approximately 1.96.

Standard Error = 1.1 / sqrt(140) ≈ 0.093

Confidence Interval = 11.9 ± (1.96 * 0.093)

Confidence Interval ≈ (11.72, 12.08)

b. 99% confidence interval:

The critical value for a 99% confidence level is approximately 2.58.

Standard Error = 1.1 / sqrt(140) ≈ 0.093

Confidence Interval = 11.9 ± (2.58 * 0.093)

Confidence Interval ≈ (11.64, 12.16)

c. The given interval is (11.81, 11.99). This interval falls entirely within the 95% confidence interval calculated in part a. Therefore, the confidence level of the interval is at least 95%.

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Hey guys can anyone list chemical engineering advancement that has been discovered within the past 20 years

Answers

Top 10 Emerging Technologies in Chemistry
Nanopesticides. The world population keeps growing. ...
Enantio selective organocatalysis. ...
Solid-state batteries. ...
Flow Chemistry. ...
Porous material for Water Harvesting. ...
Directed evolution of selective enzymes. ...
From plastics to monomers. ...

A 4-pole, 60-Hz, 690-V, delta-connected, three-phase induction motor develops 20 HP at full-load slip of 4%. 1) Determine the torque and the power developed at 4% slip when a reduced voltage of 340V is applied. 2) What must be the new slip for the motor to develop the same torque when the reduced voltage is applied

Answers

Answer:

1. i. 20 Nm ii. 4.85 HP

2. 16.5 %

Explanation:

1) Determine the torque and the power developed at 4% slip when a reduced voltage of 340V is applied.

i. Torque

Since slip is constant at 4 %,torque, T ∝ V² where V = voltage

Now, T₂/T₁ = V₂²/V₁² where T₁ = torque at 690 V = P/2πN where P = power = 20 HP = 20 × 746 W = 14920 W, N = rotor speed = N'(1 - s) where s = slip = 4% = 0.04 and N' = synchronous speed = 120f/p where f = frequency = 60 Hz and p = number of poles = 4.

So, N' = 120 × 60/4 = 30 × 60 = 1800 rpm

So, N = N'(1 - s) = 1800 rpm(1 - 0.04) = 1800 rpm(0.96) = 1728 rpm = 1728/60 = 28.8 rps

So, T = P/2πN = 14920 W/(2π × 28.8rps) = 14920 W/180.96 = 82.45 Nm

T₂ = torque at 340 V, V₁ = 690 V and V₂ = 340 V

So, T₂/T₁ = V₂²/V₁²

T₂ = (V₂²/V₁²)T₁

T₂ = (V₂/V₁)²T₁

T₂ = (340 V/690 V)²82.45 Nm

T₂ = (0.4928)²82.45 Nm

T₂ = (0.2428)82.45 Nm

T₂ = 20.02 Nm

T₂ ≅ 20 Nm

ii. Power

P = 2πT₂N'

= 2π × 20 Nm × 28.8 rps

= 1152π W

= 3619.11 W

converting to HP

= 3619.11 W/746 W

= 4.85 HP

2) What must be the new slip for the motor to develop the same torque when the reduced voltage is applied

Since torque T ∝ sV² where s = slip and V = voltage,

T₂/T₁ = s₂V₂²/s₁V₁²

where T₁ = torque at slip, s₁ = 4% and voltage V₁ = 690 V and T₂ = torque at slip, s₂ = unknown and voltage V₂ = 340 V

If the torque is the same, T₁ = T₂ ⇒ T₂T₁ = 1

So,

T₂/T₁ = s₂V₂²/s₁V₁²

1 = s₂V₂²/s₁V₁²

s₂V₂² = s₁V₁²

s₂ = s₁V₁²/V₂²

s₂ = s₁(V₁/V₂)²

substituting the values of the variables into the equation, we have

s₂ = s₁(V₁/V₂)²

s₂ = 4%(690/340)²

s₂ = 4%(2.0294)²

s₂ = 4%(4.119)

s₂ = 16.47 %

s₂ ≅ 16.5 %

The wave-particle duality theory is the first adequate explanation of which one of the following observations about the hydrogen atom?

a. More than one possible orbit exists for the electron.
b. An infinite number of possible orbits exists for the electron.
c. Only certain energies are possible for the orbiting electron.
d. More than one momentum is possible for the orbiting electron.
e. None of these is correct.

Answers

Answer:

None of these is correct.

Explanation:

The wave particle duality has to do with Louis de Broglie's proposition that matter could exist as waves or particles.

According to him, matter poseses an associated wavelength. Hence, a certain wavelength is traceable to the hydrogen atom.

This wavelength is the ratio of Plank's constant to the momentum of the hydrogen atom

The wave-particle duality theory is the first adequate explanation of E. None of these is correct.

The wave-particle duality theory simply means the fundamental property of matter where it can either appear as a wave or a particle.

The wave-particle duality theory was proposed by Louis de Broglie. He stated that matter has an associated wavelength and this is traceable to hydrogen atoms.

In conclusion, now of the options given explains the wave-particle duality theory.

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thì nghiệm nén xác định cường độ của bê tông trên ba mẫu thí nghiệm hình trụ HxD=300x150(mm). kết quả thu được lực phá hoại P1=45200daN, P2=46800daN, P3=46000daN. hãy xác định cường độ chịu nén của bê tông theo TCNV 3118:1993

Answers

spanish

Explanation:

the above question is written in spanish

If the bar assembly is made of a material having a yield stress of σY = 45 ksi , determine the minimum required dimensions h1 and h2. Apply a factor of safety F.S. = 1.5 against yielding. Each bar has a thickness of 0.5 in.

Answers

The bar assembly is missing, so i have attached it.

Answer:

Minimum required dimensions are; h1 = 2 inches and h2 = 4 inches

Explanation:

We are given;

Yield stress; σY = 45 ksi

Factor of safety; F.S = 1.5

Applying conditions of Equilibrium Σx = 0 and Σy = 0,

At segment AB in the diagram with Σx = 0 , we have;

-30 + N_ab = 0

N_ab = 30 kip

The cross sectional area of AB will be;

A_ab = (h1 × 0.5) in²

Now, since we have a factor of safety as 1.5,our allowable normal yield stress will be calculated from;

σ_allow = σY/F.S

So, σ_allow = 45/1.5

σ_allow = 30 ksi

Now, normal allowable yield stress is also calculated as;

σ_allow = N_ab/A_ab

So plugging in the relevant values, we can find h1.

So,

30 = 30/0.5h1

h1 = 30/(30 × 0.5)

h1 = 2 inches

Similarly, we can do the same for BC.

The cross sectional area of BC will be;

A_bc = (h2 × 0.5) in²

At segment BC in the diagram with Σx = 0 , we have;

-30 - 15 - 15 + N_bc = 0

N_bc = 60 kip

σ_allow = N_bc/A_bc

So,

30 = 60/0.5h2

h2 = 60/(0.5 × 30)

h2 = 4 inches

Minimum required dimensions are; h1 = 2 inches and h2 = 4 inches

If the bar assembly is made of a material having a yield stress of Y = 45 ksi , determine the minimum

What is the minimum recommended safe distance from an X-ray source?

Answers

Hi! I believe the answer is 2 meters(:
The answer is 2mater

Familiarize yourself with 74HC595 shift register and devise a method of using this device to implement 4 output port using shift register. The output port will drive 4 individual LEDs. Using shift register, write the routines required to blink 4 LEDs simultaneously every 1 second.

Answers

The 74HC595 shift register can be used to implement 4 output ports to drive 4 individual LEDs. By using the shift register's serial input and output capabilities, we can control the LEDs and create a routine to blink them simultaneously every 1 second.

The 74HC595 is an 8-bit shift register with a serial input and parallel output. It allows us to control multiple outputs using only a few microcontroller pins. To implement 4 output ports for the LEDs, we can connect the output pins of the shift register to the LED anodes and connect the cathodes to ground through appropriate current-limiting resistors.

To blink the LEDs simultaneously, we can use the shift register's serial input to load a pattern of 4 bits representing the desired LED states. By shifting the bits in and then latching the output, we can update the LED states. To achieve a 1-second blink interval, we can use a timer interrupt or a delay function in the microcontroller code.

The routine would involve loading the desired LED states (e.g., all LEDs on or all LEDs off) into the shift register, shifting the bits in, and then latching the output. After the desired delay of 1 second, the routine can repeat, toggling the LED states accordingly.

By repeating this routine, the 4 LEDs connected to the output ports of the shift register will blink simultaneously every 1 second.

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Carlos compra para su familia 5 cajas de sobres y 3 álbumes del mundial por un
precio de 1# dólares, en cambio su primo fruto compro 6 cajas de sobres y 8
álbumes del mundial por 2# dólares. A partir de esta información, determine el
que precio tiene cada álbum y caja de sobres.

Answers

Note that from the information presented, each box of envelopes costs 1/11# and each World Cup album costs $1/33.

What is the rationale for the above response?

Let the cost of each box of envelopes be "x" and the cost of each World Cup album be "y".

According to the given information, Carlos buys 5 boxes of envelopes and 3 albums for a total of $1, so we can write the equation:

5x + 3y = 1

Similarly, Carlos' cousin buys 6 boxes of envelopes and 8 albums for a total of $2, so we can write the equation:

6x + 8y = 2

We can solve this system of equations for "x" and "y" using elimination or substitution. For example, we can multiply the first equation by 8 and the second equation by -3, and then add the resulting equations to eliminate "y":

40x + 24y = 8

-18x - 24y = -6

22x = 2

x = 2/22 = 1/11

Now we can substitute this value of "x" into either of the original equations to solve for "y". Using the first equation:

5(1/11) + 3y = 1

Simplifying:

15/11 + 3y = 1

Subtracting 15/11 from both sides:

3y = 11/11

y = 1/3

Therefore, each box of envelopes costs $1/11 and each World Cup album costs $1/3.

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It describes the physical and social elements common to this work. Note that common contexts are listed toward the top, and less common contexts are listed toward the bottom. According to O*NET, what are common work contexts for Reporters and Correspondents? Check all that apply.

Answers

Answer:

Acef

Explanation:

Edginuity 2021

Answer:

2,3,4,5

Explanation:

guy above me is wrong

It describes the physical and social elements common to this work. Note that common contexts are listed

In a certain design, it is important that standard deviation of the current be less than 21 mA. In a test of n-18 parts, the sample standard deviation is found to be 18 mA Can we be 90% confident that the standard deviation will not exceed 21 mA?

Answers

The width of the confidence interval will noticeably narrow when sample quantity is increased.

In the graphic below, 100 samples of size 10 from a Guassian distribution with a real mean of 10 are shown, along with 95% confidence intervals. Notably, 10 is captured in 94 out of 100 occasions. You won't always have exactly 95 out of 100 intervals capture the true population parameter in a random set of 100 confidence intervals due to sampling variation. The right side of the equation goes to zero as the sample size (n) approaches infinity, and the average will eventually converge to the true population mean. For the prediction and tolerance intervals, this is not the case.

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