False. In intermittent fillet welds, the length and pitch increments are not placed to the left of the weld symbol.
Intermittent fillet welds are used when a continuous weld is not necessary or practical for the application. Instead of running the weld continuously along the entire length, intermittent fillet welds consist of a series of shorter welds placed at specified intervals.
The length of each weld and the distance between each weld, known as the pitch, are indicated on the welding symbol. However, these dimensions are not placed to the left of the weld symbol. The dimensions for intermittent fillet welds are typically placed above the weld symbol or in a separate area of the welding symbol.
In intermittent fillet welds, the length and pitch increments are not placed to the left of the weld symbol. It is important to accurately interpret and understand welding symbols to ensure proper welding procedures are followed.
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A lake with constant volume 1.1 x 10^6 m^3 is fed by a stream with a non-conservative pollutant of 2.3 mg/L and flow rate 35 m^3 /s. A factory dumps 4.3 m^3 /s of waste with 100 mg/L of the same non-conservative pollutant into the lake. The pollutant has a first order decay coefficient K of 0.10/day. Assuming the lake is well mixed, find the steady-state concentration of pollutant in the lake.
Answer:
12.84 mg/L
Explanation:
We are given;
Volume of lake; V = 1.1 x 10^(6) m³
decay coefficient; K = 0.10/day = 0.1/(24 × 60 × 60) /s = 0.00000115741 /s
Factory rate: Q_f = 4.3 m³/s
Factory concentration: C_f = 100 mg/L
Stream rate: Q_s = 34 m³/s
Stream Concentration: C_s = 2.3 mg/L
Now, to find the steady state concentration of pollutant in the lake, we will use the formula;
(Q_s•C_s) + (Q_f•C_f) = (Q_f + Q_s)C_L + (KV•C_L)
Where C_L is the steady state concentration of pollutant in the lake.
Thus, making C_L the subject, we have;
C_L = [(Q_s•C_s) + (Q_f•C_f)]/(Q_f + Q_s + K•V)
Plugging in the relevant values gives;
C_L = ((34 × 2.3) + (4.3 × 100))/(4.3 + 34 + (0.00000115741 × 1.1 × 10^(6)))
C_L = 12.84 mg/L
The team needs to choose a primary view for the part drawing. Three team members make suggestions:
- Team member 1 suggests an orthographic top view because that is how the plans for the part were submitted.
- Team member 2 suggests an isometric view showing side details that were documented within the submitted plans.
- Team member 3 suggests all three orthogonal views should be presented as the primary view.
What is the best way to proceed?
Answer choices below:
Answer:
Option 1
Explanation:
As the team has already submitted the plans for the part drawing, the best way to proceed would be how it was given in the plans. Hence, the option to be selected :
Team member 1 suggests an orthographic top view because that is how the plans for the part were submitted.Answer:
The first option
Explanation:
Team member 1 suggests an orthographic top view because that is how the plans for the part were submitted.
A student lives in an apartment with a floor area of 60 m2 and ceiling height of 1.8 m. The apartment has a fresh (outdoor) air exchange rate of 0.5/hr. The stove in the apartment heats by natural gas. The student cooks a meal using two gas burners that each emit carbon monoxide (CO) at a rate of 100 mg/hr. The outdoor CO concentration can be assumed to be negligible (0 ppm). The initial (time = 0) indoor CO concentration can be assumed to be 0 ppm (except for problem 4). Carbon monoxide can be considered as an inert gas, i.e., it does not stick to or react with any surfaces or other gases in air.
1. Assume that the student cooks for a long enough period of time to achieve a steady-state CO concentration in the apartment. What is that concentration in ppb?
2. Assume that the student cooks for only 45 minutes and turns off both burners at that time. What is the CO concentration in ppb at the end of 45 minutes?
3. Repeat problem 2 for air exchange rates that vary from 0.1 to 1/hr and plot the concentration at 45 minutes (in ppb) versus air exchange rate.
4. Assume that for the conditions of problem 2, the student waits 25 minutes after turning the burners off and then starts cooking again with two burners on. How long will it take to reach a concentration that is 95% of steady-state under this condition?
Note that you can actually address this question with an eloquent mathematical derivation (preferred) or simply by crunching the concentration profile in a spreadsheet.
What is the concentration at 95% of steady-state?
Compare your result with the time that would be required to reach 95% of steady-state had the initial indoor CO concentration been 0 ppm.
Answer:
4
Explanation:
what is the dimensions of beta
Answer:
byee byee bbbbbbbbbbbb
deduce the relationship between e.m.u and e.s.u in technology .
In the CGS system, the unit of charge is the charging unit (ESU). Also known as "Statistical Pendant" (StatC). In the CGS system, the load unit is the electromagnetic unit (E.M.E.).
The e.s.u. of charge, also known as franklin or statcoulomb, is the charge such that two similar q=1statC charges at a space of 1cm from each other exert an electrostatic force of 1dyn on each other.
The e.m.u. of current, also called the biot or abampere, is the current such that two infinitely-long straight, parallel conductors carrying 1abA of current and separated by 1cm exert a magnetostatic force of 2dyn on each other.
The relations between these units are such that
\(\frac{1 statC}{1 abA * 1s} = \frac{1 statC}{1abC} = \frac{1}{C} = \frac{1 statA}{1abA} = \frac{\frac{1 statC}{s} } {1 abA}\)
where c is the speed of light.
The ESU and EMU systems of electromagnetic units are different and they should generally be considered separate and independent (if relatively similar), and they do not coincide with the gaussian set of electromagnetic units.
For example, since the electrical displacement vector D is defined as \(E + 4\pi P\) in the ESU system and \(\frac{1}{c^{2} } E + 4\pi P\) the EMU system, it is not possible to exchange the formulas of one system for another without using a formula dictionary like the one at Jackson's end. There is not. classical electrodynamics.
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List five areas that increased energy prices impact.
Answer:
Supply, demand, global markets, imports and exports, and government Regulation.
Explanation:
Calculate the areas under the stress-strain curve (toughness) for the materials shown in Fig. below, (a) plot them as a
function of temperature, and describe your observations. (b) As expected, the elastic modulus of the polymer decreases as
temperature increases. Using the stress-strain curves in the figure, make a plot of the modulus of elasticity versus the
temperature. Comment on the shape of the curve.
Answer:
Explanation:
Wow
A noisy transmission channel has a per-digit error probability p = 0.01.
(a) Calculate the probability of more than one error in 10 received digits?
Answer:
The appropriate answer is "0.0043".
Explanation:
The given values is:
Error probability,
p = 0.01
Received digits,
n = 10
and,
\(x\sim Binomial\)
As we know,
⇒ \(P(x)=\binom{n}{x}p^xq^{n-x}\)
Now,
⇒ \(P(x >1) =1- \left \{ P(x=0)+P(x=1) \right \}\)
⇒ \(=1-\left \{\binom{10}{0}(0.01)^0(0.99)^{10-0}+\binom{10}{0}(0.01)^1(0.99)^{10-1} \right \}\)
⇒ \(=1-0.9957\)
⇒ \(=0.0043\)
What is the primer coating that protects the metal from rusting on a Aftermarket part.. Flat Primer
Primer Sealer
Shipping Primer
What is in a catalytic converter that makes it so expensive?.
Answer:
A catalytic converter is expensive because it needs rhodium to reduce smog levels. Rhodium, at its current value, is extremely expensive which makes using it in a catalytic converter expensive. To make up for their cost, manufacturers have to increase the price of the catalytic converter.
Explanation:
consider the pressure driven flow of glycerin at 20◦c in the annular region between two coaxial cylinders with inner radius r1
In the given scenario, the flow is pressure-driven, which means that the flow rate is determined by the pressure difference between the two ends of the coaxial cylinders. Additionally, the flow is confined to the annular region between the cylinders, with glycerin as the working fluid at a temperature of 20°C.
The pressure-driven flow of glycerin at 20°C in the annular region between two coaxial cylinders with an inner radius r1 can be described by the Hagen-Poiseuille equation. This equation relates the flow rate of a viscous fluid in a cylindrical pipe to the pressure difference across the pipe and the properties of the fluid and the pipe.
The Hagen-Poiseuille equation states that the flow rate (Q) is directly proportional to the pressure difference (∆P), the fourth power of the radius (r^4), and inversely proportional to the viscosity (μ) and the length of the pipe (L).
Mathematically, it can be expressed as:
Q = (π/8) * (∆P) * (r1^4 - r2^4) / (μ * L)
where r2 is the outer radius of the annular region.
In the given scenario, the flow is pressure-driven, which means that the flow rate is determined by the pressure difference between the two ends of the coaxial cylinders. Additionally, the flow is confined to the annular region between the cylinders, with glycerin as the working fluid at a temperature of 20°C.
By using the Hagen-Poiseuille equation, you can calculate the flow rate of glycerin in this system by plugging in the relevant values for ∆P, r1, r2, μ, and L.
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the upper joint is directly above the lower joint when
viewed from the side
Answer: zero caster
Explanation:
A wide moving belt passes through a container of a viscous liquid. The belt moves vertically upward with a constant velocity of ????0, as shown below. Because of viscous forces, the belt picks up a film of liquid with thickness ℎ. Gravity tends to make the fluid drain down the belt. Assume that the flow is laminar, steady, and fully developed. Using the Navier-Stokes Equations (Cartesian), develop an expression for the profile of the velocity in the vertical y-direction.(A) Express your final equation in dimensionless form.(B) Determine the expression for the volumetric flow rate of the fluid (per unit width).(C) In your answer for part A, you should notice a dimensionless constant, C, that is multiplied by the dimensionless distance (i.e., x/ℎ). Generate a plot of the dimensionless velocity (i.e., ????/????0) vs. the dimensionless distance for the following values of C: 0.01, 0.5, 1, 1.5, and 2. (Hint: assume there is no pressure gradient in this flow. Pressure changes due to the change in elevation of the fluid as it rises are already captured by the gravity term in the Navier-Stokes equations.) HINT: (B: ???? = ???????????? − (????????^????)/(????????))
A wide moving belt passes through a container of a viscous liquid pressure changes due to the change in elevation of the fluid as it rises are already captured by the gravity term in the Navier-Stokes equations
(a) Since the flow is assumed to be uniform, the Velocity component is in y direction (the component) So that u = V = 0. It follows the continuity equation that dv/dy = 0 and for steady flow dv/dt = 0 so that V = v(x) under these conditions the Navier stokes equations for
dp/dx = 0 , dp/ dz = 0
over a horizontal plane and because the pressure on the Surface of the film (x=h) is atmospheric (or zero gauge pressure). The Navier-Stokes equation. in the y-direction thus reduce. to
0 = -ρg + μ d²v/dx²
or, d²v/dx² = γ / μ [γ = ρg]
Integrating the above equation,
∫d²v/dx² = ∫γ / μ
dv/dx = γ / μ x +c1
Because there is little air drag on the film. The Shearing stress at the free surface (or any interior parallel surface) is designed as Zxy, where
Zxy = μ dv/dx
c) If Zxy = 0 at x = h
Then 0 = γh/μ + C1
C1 = - γh / μ
Now integrating equation gives the velocity distribution in the film as
v = γ x² / 2μ - γh/μ + C2
At the belt (x=0) the fluid velocity must match the belt velocity Ve so that
V0 = 0-0+C2
C2 = V0
and the velocity distribution is therefore
v = γ x² / 2μ - γh/μ + V0
with the velocity distribution knowm we can determine the flowrate per unit width q from the relationship
q = ∫ Vdx = ∫ γ x² / 2μ - γh/μ + V0 dx
and thus q = V0 h - γh³/3μ
The average velocity V (where, Q = Vh ) is
Vh = V0h - γh³/3μ
V = V0 - γh²/2μ
f) Average velocity is zero
0 = V0 - γh²/2μ
Vo = γh²/2μ
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Need help with create a Map with location of a homeless shelter
in PYTHON. Please use your own data(incorrect format) and take the
picture of the codes here.
We first import the folium package and create a map object using the Map function. We specify the location of the map using latitude and longitude coordinates and set the zoom level to 12. Next, we add a marker to the map using the Marker function and specify the location of the marker using the same latitude and longitude coordinates.
To create a map with the location of a homeless shelter using Python, you can use a package called Folium. This package is used to create interactive leaflet maps and can be installed using pip. To install folium, run the following command in your terminal or command prompt: pip install folium
Once installed, you can import folium into your Python script and use it to create a map. Here's an example code to create a map with a marker at the location of a homeless shelter: import folium
# create a map object
m = folium.Map(location=[51.5074, 0.1278], zoom_start=12)
# add a marker to the mapfolium.
Marker(location=[51.5074, 0.1278], tooltip="Homeless Shelter").
add_to(m) # display the mapm.save("map.html")
In this code, we first import the folium package and create a map object using the Map function. We specify the location of the map using latitude and longitude coordinates and set the zoom level to 12. Next, we add a marker to the map using the Marker function and specify the location of the marker using the same latitude and longitude coordinates. We also add a tooltip to the marker that will display when the user hovers over the marker. Finally, we save the map as an HTML file using the save function. This will create an interactive map that you can open in your web browser. Note that you can use your own data in place of the latitude and longitude coordinates in this code.
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A franchise agreement between Software2 Company and Games3, Inc., is silent on a time for termination of the franchise. Software2 may a. never terminate. b. terminate at any time. c. terminate on reasonable notice. d. terminate on three days notice.
A franchise agreement between Software2 Company and Games3, Inc., is silent on a time for termination of the franchise. Software2 may terminate on reasonable notice. The Option C is correct.
What is termination of a franchise agreement ?The franchisor cancels the agreement before the end of the contract term in a termination, whereas a non-renewal occurs when the franchisor refuses to renew the agreement at the end of its term.
A franchisor or franchisee may attempt to terminate an agreement before the term expires. The termination options for both the franchisor and the franchisee must be specified in the franchise agreement and summarized in the disclosure document.
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A buffer amplifier with a gain of 1 V/V has an input resistance of 1 M and an output resistance of 20. It is connected between a 1-V, 200-k source and a 100-Ω load. What load voltage results? What are the corresponding voltage, current, and power gains (in dB)?
Answer:
The Load Voltage is 0.7 v
the corresponding voltage is - 3.098 dB
the corresponding current gain is 78.48 dB
the corresponding POWER gain is 37.7 bB
Explanation:
Given the diagram;
in the circuit of 1 MΩ and 200 KΩ are in series
also 20 Ω and 100 Ω are in series;
so
V₀ = [ (1V×1MΩ)/(1MΩ+200KΩ)] × [ (1V×100Ω)/(100Ω+20Ω)]
V₀ = 0.7 v
The Load Voltage is 0.7 v
Now considering the formula to find Voltage Gain
A_v = V₀ / V_i
we substitute
A_v = 0.7 / 1
A_v = 0.7 V/V
to convert to dB
A_v (dB) = 20logA_v
= 20log0.7
= - 3.098 dB
the corresponding voltage is - 3.098 dB
To determine the current gain
A_i = V₀/100Ω × 1.2MΩ/V_i
= 0.7/100Ω × 1.2MΩ/1
= 8400 A/A
to convert to dB
A_I (dB) = 20logA_I
= 20log8400
= 78.48 dB
the corresponding current gain is 78.48 dB
To determine the power gain
P_G = V₀²/100Ω × 1.2MΩ/V_i²
= 0.49/100Ω × 1.2MΩ/1
= 5880 W/W
to convert to dB
P_G (dB) = 10logP_G
= 10log5880
= 37.7 bB
the corresponding POWER gain is 37.7 bB
Tank 1 (T1) initially contains 100 gallons of pure water. Tank 2 (T2) initially contains 100 gallons of water in which 150 lb of salt are dissolved. The inflow into T1 is 2 gal/min from T2 and 6 gal/min containing 6lb of salt from a seawater inlet (an outside source). The inflow into T2 is 8 gal/min from T1. The outflow from T2 is 2 + 6 = 8 gal/min to a retaining pond outside. The mixtures are kept uniform by stirring. Find and plot the salt contents x1(t) and x2(t) in T1 and T2 using eigenvalues and eigenvectors
x1(t) = 50e^(-10/T1-T2)t − 50e^(-2/T2-T1)t + 100
x2(t) = 100e^(-10/T1-T2)t + 50e^(-2/T2-T1)t + 150
The given system of differential equations represents the dynamics of the concentration of salt in both tanks.
dx1/dt = (8/T1+T2)(x2 − x1) + 6/T1
dx2/dt = (2/T2+T1)(x1 − x2) + 150/T2 − 8/T2
We can rewrite it as Ax' = f(x) where x' is the vector (dx1/dt, dx2/dt), x is the vector (x1, x2), A is the matrix and f(x) is the vector of the remaining terms.
A = [−8/T1−T2, 8/T1+T2]
[2/T2+T1, −2/T2−T1]
f(x) = [6/T1, 150/T2 − 8/T2]
Let's find the eigenvalues and eigenvectors of A.
|A − λI| = 0
|−8/T1−T2−λ, 8/T1+T2|
|2/T2+T1, −2/T2−T1−λ| = 0
(−8/T1−T2−λ)(−2/T2−T1−λ) − (8/T1+T2)(2/T2+T1) = 0
Solving this equation we get two eigenvalues, λ1 and λ2. We can then find the corresponding eigenvectors v1 and v2.
Now let's find the eigenvectors.
For λ1 = −10/T1−T2, we get the eigenvector v1 = (1, 2).
For λ2 = −2/T2−T1, we get the eigenvector v2 = (1, −1).
Now we can write the solution in the form x = c1v1e^(λ1t) + c2v2e^(λ2t) + x0, where x0 is the initial condition vector and c1 and c2 are constants determined by the initial condition.
x1(t) = c1e^(-10/T1-T2)t + c2e^(-2/T2-T1)t + 100
x2(t) = 2c1e^(-10/T1-T2)t − c2e^(-2/T2-T1)t + 150
Using the initial conditions, x(0) = (100, 150), we get c1 = 150/3 and c2 = −50/3.
So the solution is:
x1(t) = 50e^(-10/T1-T2)t − 50e^(-2/T2-T1)t + 100
x2(t) = 100e^(-10/T1-T2)t + 50e^(-2/T2-T1)t + 150
To plot x1(t) and x2(t), we need to choose specific values for T1 and T2. For example, if T1 = 5 and T2 = 10, we get:
x1(t) = 50e^(-2t/3) − 50e^(-t/2) + 100
x2(t) = 100e^(-2t/3) + 50e^(-t/2) + 150
We can then plot these functions using a graphing calculator or software.
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Draw the ipo chart for a program that reads a number from the user and display the square of that number ???Anyone please
Answer:
See attachment for chart
Explanation:
The IPO chart implements he following algorithm
The expressions in bracket are typical examples
Input
Input Number (5, 4.2 or -1.2) --- This will be passed to the Processing module
Processing
Assign variable to the input number (x)
Calculate the square (x = 5 * 5)
Display the result (25) ----> This will be passed to the output module
Output
Display 25
The variation of temperature in a plane wall is determined to be T(x)=52x+25 where x is in m and T is in ∘C. If the temperature atone surface is 38 ∘ C, the thickness of the wall is
(a) 0. 10 m
b) 0. 20 m
(c) 0. 25 m
(d) 0. 40 m
(e) 0. 50m
The constant deceleration of the car is 0.25 m. The correct answer is (c)0. 25 m
The thickness of the wall can be found by rearranging the equation T(x) = 52x + 25 to solve for x, and then plugging in the given temperature at one surface.
1. Rearrange the equation to solve for x:
T(x) = 52x + 25
T(x) - 25 = 52x
(T(x) - 25)/52 = x
2. Plug in the given temperature at one surface (38°C) for T(x):
(38 - 25)/52 = x
13/52 = x
3. Simplify the fraction to get the thickness of the wall:
x = 0.25 m
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What is computer programming
Answer:
Computer programming is where you learn and see how computers work. People do this for a living as a job, if you get really good at it you will soon be able to program/ create a computer.
Explanation:
Hope dis helps! :)
Estimate properties and pipe diameter Determine the diameter of a steel pipe that is to carry 2000 gal/min of gasoline with a pressure drop of 5 psi per 100 ft of horizontal pipe. Pressure drop is a function of flow rate, length, diameter, and roughness. Either iterative methods OR equation solvers are necessary to solve implicit problems. Total head is the sum of the pressure, velocity, and elevation. What is the density of gasoline
Answer:
Diameter of pipe is 0.535 ft
Explanation:
see attachment, its works out 1st half
an amplifier has an input resistance of 100k a short-circuit transconductance of 10 mA/V and an output resistance of 100k. Find the open-circuit voltage gain
Answer:
The open circuit voltage gain is \(A_{vo}=-10^{3}\)
Explanation:
Given data is input resistance of an amplifier is \(R_{in}=100k\)Ω and output resistance of an amplifier is \(R_{o} =100k\)Ω.
Trans conductance of an amplifier is \(g_{m}=10mA/V\)
Thus Open circuit voltage gain is
\(A_{vo} =-g_{m}R_{o}\)
\(A_{vo}=-10\)×\(10^{-3}\)×100×\(10^{3}\)
Since 1m=\(10^{-3}\) and 1k=\(10^{3}\)
Thus,
\(A_{vo}=-1000\)
\(A_{vo}=-10^{3}\)
engineering nucleic acid structures for programmable molecular circuitry and intracellular biocomputation
Engineering nucleic acid structures for programmable molecular circuitry and intracellular biocomputation is an exciting and rapidly evolving field in synthetic biology and nanotechnology.
Nucleic acids, such as DNA and RNA, possess unique properties that make them ideal for constructing programmable molecular circuits and computational devices within living cells.
By utilizing the principles of DNA and RNA base pairing, researchers can design and engineer nucleic acid structures with specific sequences and interactions. These structures can act as switches, logic gates, amplifiers, and other functional components, allowing for the construction of complex molecular circuits. Programmable nucleic acid structures can be designed to respond to specific cellular cues, such as the presence of specific molecules or changes in environmental conditions, enabling precise control of cellular processes.
Intracellular biocomputation involves the use of nucleic acid structures to perform computational tasks within living cells. This can include implementing algorithms, performing data processing, and making decisions based on input signals. By programming nucleic acid circuits, researchers can harness the power of biological systems for computation and information processing, opening up new possibilities for medical diagnostics, biosensing, and targeted therapeutics.
Engineering nucleic acid structures for programmable molecular circuitry and intracellular biocomputation requires expertise in molecular biology, bioinformatics, and nanotechnology. Researchers employ computational tools and experimental techniques to design, synthesize, and characterize nucleic acid-based circuits. Ongoing advancements in this field hold great promise for the development of sophisticated and adaptable molecular systems that can interact with and control cellular processes.
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when drawing lewis structures, which atoms must receive lone pairs first?
In drawing Lewis structures, the atoms that must receive lone pairs first are the atoms with the highest electronegativity.
When drawing Lewis structures, we distribute the electrons available in the molecule to satisfy the octet rule, which states that atoms tend to gain, lose, or share electrons in order to have eight electrons in their outermost shell (except for hydrogen, which only needs two electrons). Lone pairs are the pairs of electrons that are not involved in bonding and are located on an atom.
The electronegativity of an atom is the measure of its ability to attract electrons towards itself. When we draw Lewis structures, we follow the principle that the more electronegative atom receives lone pairs first, since it has a greater ability to attract electrons towards itself. This helps to stabilize the molecule and satisfy the octet rule for all the atoms involved.
For example, in a molecule such as HCl, where one hydrogen atom is bonded to a chlorine atom, we know that the chlorine atom is more electronegative than the hydrogen atom. Therefore, we give the lone pairs to the chlorine atom first to satisfy its octet, and the remaining electron is shared between the hydrogen and chlorine atoms to form a covalent bond.
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Calculate the power required for heating a 1.5 kg sample of water for 10 minutes in a thermal system. What is the amount of energy required to raise the temperature of the water from 25°C to 60°C ? How much minimum amount of power does the heater have to supply per unit time? Why does the actual power rating of the heater need to be higher than this minimum amount? (The specific heat of water is 4.18 J/g°C .)
*60 points to anyone who can help*
Answer:
Power= Heat energy\ time
heat energy= mc∆T
specific heat of water = 4180
1.5*4180*(60-25)
=219450
time = 10× 60= 600 secs
power = 219450/600
Power= 365.75 Watt
=0.37 KW
Explanation:
the actual has to be bigger because the heater might be required to handle more ...also to accommodate extra energy.
What does it mean to say that PEER is a data-driven, consumer-centric, and comprehensive system?
Answer:
PEER establishes clear performance metrics, it serves consumer needs, and it covers all aspects of energy system performance.
Explanation:
on edg. just did it
What types of information are provided in the invitation to bid?
Answer:
A comprehensive Invitation for Bid (IFB) solicitation will describe the planned project in detail, lay out submission requirements including deadlines, project scope and duration, minimum qualifications, mandatory service standards, and required warranties.
2. A good way to track problems that need to be solved later in the day or
week is with:
A. O Delegating to one person in the group the job of keeping track of everyone's Issues
B. Having each team member write up his or her problems that need solving, and dropping
them in the office suggestion box for later review
C.O A notepad or dry-erase board in the meeting area
D. Having the manager or owner be sure to make a mental note of each problem as it is
discussed, so they can be discussed later
Answer:
C.A notepad or dry-erase board in the meeting area
water levels can be sensed and controlled by a probe located in the water reservoir.
Water levels can be sensed and controlled by a probe located in the water reservoir is a true statement.
What is water levels?Water reservoirs can be monitored and managed by means of a probe or sensor that has the ability to detect and regulate the water levels. In general, the purpose of the probe is to gauge the level of water and transmit feedback or information to a management mechanism.
After obtaining readings of the water level, the control system is capable of executing relevant actions like initiating pumps to either refill or drain the tank, manipulating valves, or alerting individuals through alarm sounds.
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The volume of 1.5 kg of helium in a frictionless piston-cylinder device is initially 6 m3. Now, helium is compressed to 2 m3 while its pressure is maintained constant at 200 kPa. Determine the initial and final temperatures of helium, as well as the work required to compress it, in kJ.
Answer:
The initial temperature will be "385.1°K" as well as final will be "128.3°K".
Explanation:
The given values are:
Helium's initial volume, v₁ = 6 m³
Mass, m = 1.5 kg
Final volume, v₂ = 2 m³
Pressure, P = 200 kPa
As we know,
Work, \(W=p(v_{2}-v_{1})\)
On putting the estimated values, we get
⇒ \(=200000(2-6)\)
⇒ \(=200000\times (-4)\)
⇒ \(=800,000 \ N.m\)
Now,
Gas ideal equation will be:
⇒ \(pv_{1}=mRT_{1}\)
On putting the values. we get
⇒ \(200000\times 6=1.5\times 2077\times T_{1}\)
⇒ \(T_{1}=\frac{1200000}{3115.5}\)
⇒ \(=385.1^{\circ}K\) (Initial temperature of helium)
and,
⇒ \(pv_{2}=mRT_{2}\)
On putting the values, we get
⇒ \(200000\times 2=1.5\times 2077\times T_{2}\)
⇒ \(T_{2}=\frac{400000}{3115.5}\)
⇒ \(=128.3^{\circ}K\) (Final temperature of helium)