1. Define ductility and mention two practical examples of it.

2. Explain the difference between ductile and brittle failures with the help of a graph.


Lab experiment 2 questions:

1. Define modulus of elasticity, yield stress and ultimate tensile strength.

2. Differentiate between yield and proof stresses with the help of a graph.


Lab experiment 3 questions:

1. Define ultimate compressive strength. What are are the specific conditions of a compression test specimen?

2. Describe the difference in performing the compression test between a ductile material and a brittle material.


Lab experiment 4 questions:

1. Define shear force loading and give two practical examples of members loaded in shear.

2. Explain, with sketches, the difference between punching shear, single shear and double shear.


Lab experiment 5 questions:

1. What are the objectives of the torsion testing? Give two practical examples of members subjected to torsional shear stress.

2. Define torsional rigidity and write the torsion equation/formula.


Lab experiment 6 questions:

1. Define the term "beam" and mention two practical examples of beams.

2. Draw the free-body, shearing force and bending moment diagrams for a beam subjected to a central load.

The output current is approximately 2.5 A (upto two significant figures).

An ideal transformer produces an output voltage that is 500% larger (e.g. a 6-fold increase) than the input voltage.

If the input current is 15 A (rms), what is the output current? (Express your answer to two significant figures.)

In an ideal transformer, the power input and output are equal, so we can use the formula:

Power_in = Power_out

where Power_in = Voltage_in × Current_in and Power_out = Voltage_out × Current_out.

Since the output voltage is 6 times the input voltage (a 500% increase), we can write:

Voltage_out = 6 × Voltage_in

Now we can use these relationships to find the output current:

Voltage_in × Current_in = Voltage_out × Current_out
Voltage_in × 15 A = (6 × Voltage_in) × Current_out

To solve for the output current, we can divide both sides of the equation by (6 × Voltage_in):

Current_out = (Voltage_in × 15 A) / (6 × Voltage_in)

You'll notice that the Voltage_in terms cancel out:

Current_out = 15 A / 6

Current_out = 2.5 A

Learn more about voltage: https://brainly.com/question/27301781

#SPJ11

Answer: Kristin is currently modifying a newly discovered plastic material to work on a new lightweight lacrosse stick.

Explanation:

The main function of a materials engineer is to develop, study and test materials that are used on order to make different products.

Material engineer solve problems in other engineering fields, like electrical, aerospace, civil, mechanical, chemical, and nuclear.

From the information given in the question, the correct option is "Kristin is currently modifying a newly discovered plastic material to work on a new lightweight lacrosse stick."

Answer:

nice

Explanation:

Answer:

Engine oil level.

Brake fluid.

Power steering fluid.

If a function is called more than once in a program the values stored in the function's local variables do not persist between function calls.

Local variables are variables defined within a specific program or function, and only accessible within the scope of that program or function. Local variables are often used to store data within a program or function, and are usually destroyed when the program or function has finished executing.

Local variables are distinct from global variables, which are accessible anywhere in the program. Local variables often have shorter lifetimes than global variables, as they are created and destroyed as needed.

To learn more about local variables

https://brainly.com/question/29418876

#SPJ4

The volumetric compression ratio of the diesel engine is 20:1.

To calculate the volumetric compression ratio, we need to compare the initial and final volumes of the engine's cylinder. The volumetric compression ratio (r) is given by:

r = (V₁ / V₂)

where V₁ is the initial volume (before compression) and V₂ is the final volume (at peak pressure).

Given that the initial pressure (P₁) is 100 kPa and the peak pressure (P₂) is 5000 kPa, we can use the ideal gas law to relate the pressures and volumes:

(P₁ * V₁) / T₁ = (P₂ * V₂) / T₂

where T₁ and T₂ are the initial and final temperatures respectively. Since we are not given the initial and final volumes, we cannot solve for the exact compression ratio. However, we are given the peak pressure (P₂) and the maximum temperature (T₂). We can assume that the initial temperature (T₁) is constant, and given the pressure and temperature values, we can calculate the volumetric compression ratio as:

r = (P₂ * V₂) / (P₁ * V₁) = (5000 kPa * V₂) / (100 kPa * V₁) = 20:1

Learn more about: volumetric

brainly.com/question/12978058

#SPJ11

Answer: Context

Explanation: It is always very important for an engineer to keep the context of his/her expirament in mind.

Answer:

context

Explanation:

Yes, I have prototyped an idea.

How to prototype an idea?

STEP-1 Create Your Ideas Now: Here are some initial steps you may take to speed up the idea-generation process. Conduct in-depth research Know the market value, potential rivals, manufacturing method, and overall cost of your goods.

STEP-2 Make a Simplified Version of Your Idea: Making a straightforward representation of your idea would be the next step after conducting considerable research and settling on an idea.

STEP-3 Make a Realistic Prototype: You actually start working on your prototype at this point.

STEP-4 Develop Your Prototype Until It Is Perfect: The hardest and longest phase of them all is this one.

Hence, the prototype of an idea is given.

To learn more about the Prototype from the given link

https://brainly.com/question/27896974

#SPJ9

When sizing beams, you should stick with 2x6 to 2x12 members because they are readily available and easy to handle. You may have to consider larger size members when spans exceed the lengths that 2x6 to 2x12 can handle. In addition, larger size members may be required to support the load carried by a beam.

The size of beams used in construction varies depending on the span, the weight of the load it is going to support, the species of lumber used, and the spacing between joists.Consequently, larger beams may be necessary to support larger loads or spans. Furthermore, larger beams may be necessary to support the load carried by a beam. Typically, 2x6 to 2x12 is the most commonly used beam size due to their availability and ease of handling.

In summary, it's recommended that you stick to 2x6 to 2x12 beam sizes when sizing beams due to their ease of handling and availability. Nevertheless, when spans exceed the lengths that 2x6 to 2x12 can handle, larger size members may be needed.

To know more about lumber visit:
https://brainly.com/question/30579343
#SPJ11

Economics related to consumption is also known as consumer economics, which is concerned with the ways in which households allocate their resources, including time and money, in the satisfaction of their wants and needs.

This branch of economics deals with the problems of resource allocation among consumers with limited resources. It attempts to provide an understanding of the consumer’s decision-making process when choosing between different goods and services. The data required to prepare the cost estimate are as follows:

1. Price data: The price data is the cost of inputs and other resources required to produce the product or service that is being analyzed.2. Historical data: This data is used to determine past trends and patterns that may help in forecasting future demand and costs.

To know more about Economics visit:

https://brainly.com/question/31640573

#SPJ11

1) True 2) True 3) True 4) False 5) False

1) False. The grouping of two or more class networks together is called supernetting or route summarization.
2) False. The User Datagram Protocol (UDP) is a connectionless protocol that does not guarantee reliable delivery of data, but it is not used to speed up data transfers.
3) False. Borrowing two host bits will create four subnets, but to create four subnets only one host bit needs to be borrowed.
4) True. Both IP addresses have the same network portion, which is determined by the subnet mask. Therefore, they are in the same subnet.
5) False. CIDR blocks are still used in IPv4 and IPv6 networks to efficiently allocate and manage IP addresses and subnets.
To know more about True visit:

brainly.com/question/30752978

#SPJ11

A Use-Case Diagram (UCD)refers to all the possible interactions that a person or one system can possibly have with another system, represented in a graphical format.

There are four main constituents of a use-case diagram. They are:

UCDs are used to

See the attached picture and the link below for more about Use-Case Diagrams:

https://brainly.com/question/3256543

Answer:

Explanation:

he metallic rod is fixed into the dies by using a die holder and then a drawing head is used in which the metallic rod is fixed through a jaw mechanism. And then the bar is stretched and slides between the surfaces of the die

Explanation:

I think is SAE standard J2810

Inadequate nutrition, pollution-associated health disorders and communicable illnesses, poor sanitation and housing conditions, and linked health conditions are some of the primary health concerns caused by urbanization. Hence, a properly planned topography will prevent these negative concerns.

The drafting of plans for, as well as the control and management of, towns, cities, and metropolitan regions falls within the purview of urban planning. It tries to arrange sociospatial linkages at many levels of government and governance.

Urban planning can help to create more livable and desirable communities by designing for walkability, accessibility, and green spaces.

It can help to create more efficient and sustainable communities by promoting the use of public transportation, promoting mixed-use development, and designing for energy efficiency. This can help to reduce greenhouse gas emissions, reduce traffic congestion, and save energy.

Learn more about Urban Planning:
https://brainly.com/question/28893678
#SPJ1

To design a variable voltage source using two 15V DC supplies, a 10 kΩ potentiometer, and up to two fixed value resistors, we can use a voltage divider circuit. Here's how you can do it:

1. Connect the positive terminal of one 15V DC supply to one end of the potentiometer.
2. Connect the negative terminal of the same supply to the other end of the potentiometer.
3. Connect the wiper terminal of the potentiometer to one end of a fixed value resistor, let's say R1.
4. Connect the other end of R1 to the positive terminal of the second 15V DC supply.
5. Connect the negative terminal of the second supply to the ground.

By adjusting the potentiometer, the voltage at the wiper terminal will vary between 0V and 15V. To achieve the desired output voltage range of -8V to 2V, we need to add another fixed value resistor, let's call it R2.

6. Connect one end of R2 to the wiper terminal of the potentiometer.
7. Connect the other end of R2 to the ground.

Now, the output voltage can be calculated using the voltage divider formula:

Output Voltage = (R2 / (R1 + R2)) * Supply Voltage

To achieve an output voltage range of -8V to 2V, we need to choose appropriate values for R1 and R2. Since the supply voltage is 15V, we can calculate the required resistance values as follows:

For -8V output:
-8 = (R2 / (R1 + R2)) * 15

For 2V output:
2 = (R2 / (R1 + R2)) * 15

Solving these two equations simultaneously will give us the values of R1 and R2.

Once you have the values of R1 and R2, you can construct the circuit according to the schematic below:

[15V Supply]----[Potentiometer]----[R1]----[15V Supply]
                                  |
                                [R2]
                                  |
                                [Ground]

Make sure to label the output voltage on the schematic.

To know more about voltage visit :

https://brainly.com/question/32002804

#SPJ11

Follower is the component that touches the edge of a cam.

Learn more about Computer aided manufacturing refer to :

https://brainly.com/question/13201484

#SPJ1

Answer:

a) Mt = 0.0023229

b) = U1 = 214.07

c) = V₁  = 0.861 m³/kg

d) = Vr1 = 621.2

Explanation:

Given that

R = 0.287 KJ/kg.K, T1 = 300 K , P1 = 100 kPa , V1 = 500 cm³, r = 10 , Q = 60 kW , Speed N = 5600 RPM, Number of cylinders K = 4

specific heat at constant volume Cv = 0.7174 kJ/kg.K

Specific heat at constant pressure is 1.0045 Kj/kg.K

a)  To determine the total mass (kg) of air in the engine.

we say

P1V1 = mRT1

we the figures substitute

(100 x 10³) ( 500 x  10⁻⁶) = m ( 0.287 x  10³) ( 300 )

50 = m x 86100

m = 0.00005 / 86100 = 0.0005807 ( mass of one cylinder)

Total mass of 4 cylinder

Mt = m x k

Mt = 0.0005807 x 4

Mt = 0.0023229

b) To determine the specific internal energy (kJ/kg) at state 1

i.e at T1 = 300

we obtain the value of specific internal energy U1 at 300 K ( state 1) from the table ideal gas properties of air.

U1 = 214.07

c) To determine the specific volume (m³/kg) at state 1.

we say

V₁ = V1/m

V₁ = (500 x  10⁻⁶) / 0.0005807

V₁  = 0.861 m³/kg

d) To determine the relative specific volume at state 1.

To obtain the value of relative specific volume at 300 K ( i.e state 1) from the table ideal gas properties of air.

At T1 = 300 k

Vr1 = 621.2

KINDLY NOTE that there is a picture in the question. Check the picture below for the picture.

==================================

Answer:

(1). 1.2 metres.

(2). There is going to be the same pressure.

Explanation:

From the question above we can take hold of the statement Below because it is going to assist or help us in solving this particular Question or problem;

" Measurements indicate that the material of tank B will fail and the tank will burst if the air pressure in tank B exceeds 18 kPa."

=> Also, the density of oil = 930

That is if Pressure, P in B > 18kpa there will surely be a burst.

The height, h the can waste oil be poured into tank A is;

The maximum pressure  = height × acceleration due to gravity × density) + ( acceleration due to gravity × density × height, j).

18 × 10^3 = (height, h ×  10 × 930) + 10 × (2 - 1.25) × 1000.

When we make height, h the Subject of the formula then;

Approximately, Height, h = 1.2 metres.

(2). If air is accidentally trapped in the manometer line, what will be the error in the calculation of the height we will have the same pressure.

Option A. A diesel electrician works on the electrical systems of diesel engines, while a diesel mechanic works on the mechanical systems of diesel engines.

A diesel electrician focuses on the wiring, electronics, and computer systems of diesel engines, while a diesel mechanic is responsible for the engine parts, fuel systems, and other components.

Both positions require a specific set of skills, and both are necessary to ensure the efficient functioning of diesel engines.

Learn more about diesel electrician: https://brainly.com/question/8118353

#SPJ4

The frequency  is 6.67 kHz and the duty cycle is:16.67%.

​Given:

Pulse width=25

Period=150

Frequency:

Frequency=1/(150×10^-6)

Frequency=1/0.00015

Frequency=6.666 kHz

Frequency=6.67 kHz (Approximately)

Duty cycle:

Duty cycle=(25×10^-6)/ (150×10^-6)×100%

Duty cycle=16.67%

Therefore the frequency  is 6.67 kHz and the duty cycle is:16.67%.

Learn more about Frequency and duty cycle here:https://brainly.com/question/16030651

#SPJ1

Answer:

Crankshaft position sensor - F     I can't quite make out the letter but it's the thing at the bottom almost touching the notched wheel.

Coil Module - B  

Knock Sensor - D

Coil Pack -E

Fuse Block - A

Powertrain Control Module - C

Answer:

a) 4160 V

b) 12 kW and 81 kVAR

c)  54 kW and 477 kVAR

Explanation:

1) The phase voltage is given as:

\(V_p=\frac{3810.5}{\sqrt{3} }=2200 V\)

The complex power S is given as:

\(S=560.1(0.707 +j0.707)+132=660\angle 36.87^o \ KVA\)

\(where\ S^*\ is \ the \ conjugate\ of \ S\\Therefore\ S^*=660\angle -36.87^oKVA\)

The line current I is given as:

\(I=\frac{S^*}{3V}=\frac{660000\angle -36.87}{3(2200)} =100\angle -36.87^o\ A\)

The phase voltage at the sending end is:

\(V_s=2200\angle 0+100\angle -36.87(0.4+j2.7)=2401.7\angle 4.58^oV\)

The magnitude of the line voltage at the source end of the line (\(V_{sL}=\sqrt{3} |V_s|=\sqrt{3} *2401.7=4160V\)

b) The Total real and reactive power loss in the line is:

\(S_l=3|I|^2(R+jX)=3|100|^2(0.4+j2.7)=12000+j81000\)

The real power loss is 12000 W = 12 kW

The reactive power loss is 81000 kVAR = 81 kVAR

c) The sending power is:

\(S_s=3V_sI^*=3(2401.7\angle 4.58)(100\angle 36.87)=54000+j477000\)

The Real power delivered by the supply = 54000 W = 54 kW

The Reactive power delivered by the supply = 477000 VAR = 477 kVAR

Answer:

The engineer will use an elevated water tank to disseminate the water throughout the region.

Explanation:

Most cities in the world use Pascal's finding to provide water to people. Some cities use water towers, and others situate large water tanks on the tops of tall buildings. While homes might experience cable, satellite, or electricity outages, water seems to always be available. How is that possible? Thanks to Blaise Pascal's experiments, civil engineers realize that an elevated tank of water (or any fluid) provides enough pressure to force the water into the pipes that can send the water to multiple houses in a region.