A 2 m3 air tank has an initial pressure of 270 Kpa and final condition of 520 Kpa and 300oC. Determine the change of enthalpy. A. 1742.14 KJ B. 1633.33 KJ C. 1247.38 KJ D. 1453.45 KJ Answer: A
Q: Three equal masses, each equal to m, are kept at the vertices of an equilateral triangle of side a. ...
A:
Q: MOMENT OF INERTIA (rotated about the diameter) Mass of Disk, MpisK = 1414.1 g Radius of Disk, RpSK =...
A: Given Mass of disk, MDISK = 1414.1 g The radius of the disk RDISK = 11.3 cm Friction ma...
Q: The period of a simple pendulum, defined as the time necessary for one complete oscillation, is meas...
A: Dimensional analysis is the process of studying relationships between physical quantities by identif...
Q: The coefficient of sliding friction between a 900-kg car and the pavement is 0.80. If the car is mov...
A: The initial kinetic energy of the car is converted to work done by friction: KE=Wfriction 1/2mv2=Ffr...
Q: Calcuiate the escape velocity of a body at a height 1600 km above the surface of the earth. Radius o...
A:
Q: A flat surface is covered with non-overlapping disks of same size. What is the largest fraction of t...
A:
Q: A 2.50-m long pendulum is swung with an initial angle of 12.0⁰. a. How long does it take for the pen...
A: Given: Length of pendulum = 2.5 m Initial angle of pendulum = 12o After 600 oscillations, final ang...
Q: what is an example of a scientific theory explanation of why lightning travels through the air?
A: Air is a poor conductor of electricity, hence it will not let electricity pass through it. Despite t...
Q: When the 150-lb skier is at point A he has a speed of 5 ft/s. When the skier reaches point B on the ...
A: Given, weight of the skier is W=150lb And function yx=75cosπ100x At point A the speed of the skier i...
Q: F 0.12 m 0.25 m 70 0.16 m Find the moment due to force F around point O if F = 2 + & k kn desired an...
A:
Q: Figure A below shows the voltage waveform of an AC circuit. Which phasor in Figure B corresponds to ...
A: The given AC voltage is in the form of V = Vmsinwt Where V is AC voltage Vm ...
Q: (i) At room temperature a pure crystal has electron and hole concentration n-p3n,-1.5*10 cm, and ele...
A: Given: Electron and hole concentration, n=p=ni=1.5×1010 cm3 Electron drift mobilities, μe=1350 cm2/V...
Q: Q. 15 : A potentiometer wire has length 2 m, and resistance 10 N. It is connected in series with a r...
A: L=2mr=10 ΩR=990 ΩV=2V
Q: In the figure below, +Q and -Q are charges. What is the direction of the net electric field at point...
A:
Q: A cylindrical object with a mass of m = 4.65 lbm slides into a pipe downward. The object has a diame...
A: Given data m=4.65 lbmd=8.4 inh=9.9 iny=0.018 in Here, m is the mass of the object. While d is the di...
Q: A python can detect thermal radiation from objects that differ in temperature from their environment...
A: Given The intensity of thermal radiation is I=0.60 W/m2. Surface area is A=1.8 m2 Surface temperatur...
Q: Particle 1 and particle 2 have masses of m = 2.3 x 108 kg and m2 = 5.6 × 10º kg, but they carry the ...
A:
Q: A 120-kg man balances the boy on a teeter-totter as shown. Note: Ignore the weight of the board boy ...
A:
Q: . If you were to calculate how much energy (in cal) will it take to raise the temperature of 23.0 g ...
A: The amount of heat or energy required to raise the temperature of any substance from its initial val...
Q: 3. As cars travel on gravel roads, the roads erode and take on a "washboard" look due to the formati...
A:
Q: The Sun's angular diameter is measured to be 1920". The distance D of the Sun from the Earth is 1.49...
A: Given that,Sun's diameter : D = 1920'The distance of the sun from the earth : d = 1.496×1011 (m) Her...
Q: A 1-kg ice at -20°C is taken up from the freezer. How much heat in calories is needed to melt and co...
A:
Q: A rocket is designed to be launched to space with an acceleration defined by the equation given belo...
A:
Q: Find the energy of the following. Express your answers in units of electron volts, noting that 1 eV ...
A:
Q: A car initially going 68 ft/sec brakes at Q1) a constant rate (constant negative acceleration), comi...
A: Part(a) Graph the velocity for t=0 to t=7 s. How far does the car travel before stopping. part(b) H...
Q: Nhv U = hv e \kgT 1
A:
Q: Show that perturbing an RLC circuit (like the one in the figure) in balance, evolves like a damped o...
A:
Q: Ifa particle is represented by the nomalized wave function [V15(a²-x*) v(x)= for -a <x<a 4a otherwis...
A:
Q: Calculate the actual work done on the 200 g mass using W = mgh. Be careful to use only the change i...
A: Given Mass m = 200 g Radius r = 0.0235 m Length l = 0.11 m Volu...
Q: Two cylinders of cross-sectional area A = 10 m are fitted smoothly together as shown in the Figure, ...
A:
Q: Identify the type of particle below: O Positron Beta negative O Alpha particle O Gamma radiation An ...
A: Have a look
Q: A propagating wave is represented by the wave function y(x.t) = 0.2sin(6TTX + 20Ttt + ) where x and ...
A:
Q: metre and the separation between the two distance betwveen the slit and the screen is one bipris exp...
A: To find-Distance between 3rd and 8th bright bands on same side of central band.(x8-x3)=?Given-D=1 ...
Q: N Il | I| %3D A 70kg bicyclist (including the bicycle), initially at rest pedals up a hill. She reac...
A: Work done is the amount of energy transferred when an object is moved over a distance by an external...
Q: A pendulum with a 500 g bob is pulled to an angle 9.00 to the left. What is the restoring force? Par...
A: Given that:Mass of pendulum, m=500 g=500×10-3 kgAngle θ=9.0° to the left
Q: A van weighing 200kg is driven from point A to point B on the barge which is towed at a constant spe...
A: Given, Mass of the van, m=200kg The initial speed of the van, u=0 The final speed of the van, v=24k...
Q: The drawing shows a coin resting on the bottom of a beaker filled with an unknown liquid. A ray of l...
A: The coin is resting on the bottom of the beaker filled with unknown liquid. A ray of light travels f...
Q: olve question no. 02 and show a clear and orga
A:
Q: A particle undergoes a simple harmonic motion with an amplitude A and a total energy E. When the dis...
A: Given, displacement x = ±A2 For a simple harmonic motion, the kinetic energy K is K = ...
Q: From a uniform thin disc of radius R and mass M, a circular portion of radius r=R/2 is removed as sh...
A:
Q: Show that the energy e'ofthe scattered photon is less than 2mọc², ho
A:
Q: and -if 1 1+i Example 23. Suppose a spin ½ particle is in the state |0) What are probabilities of ge...
A:
Q: The entropy function of a system is given by S(E)= aE(E, – E) where a and E, are positive constants....
A:
Q: Pluto has a mass of 1.31 x 102 kg and a radius of 1.18 x 10 m. Assume it 5.91 x 10 m. (Assume Pluto ...
A: Given, mass of pluto is m=1.31×1022kg radius of pluto r=1.18×106m distance between the sun and Pluto...
Q: The combined regislance of Et 500 chm cnd ils shunt is 25 ohm tience calcula tē the value of the shu...
A: To find-Value of Shunt (S)=?Given-G=500 ohmR=25 ohm
Q: Eight spherical droplets, each of radius r of a liquid of density p and surface tension o coalesce t...
A:
Q: A solenoid with unknown inductance is connected in parallel with a 130. ohm resistance and a source....
A:
Q: A projectile is shot directly away from Earth's surface. Neglect the rotation of Earth. (a) As a mul...
A: According to the question, the projectile shot directly away from the earth's surface. a) The radi...
Q: A solid has thermal linear expansion cocfficient a. Show that its volume expansion coefficient is y ...
A:
Q: The current (critical) density of our universe is Pc ~ 10-26kg/m³. Assume the universe is filled wit...
A: Given: Critical density of universe = 10-26 kg/m3 Mass of 1 person = 100 kg
Provide clear and complete solution as well as a diagram for below given problem.
A 2 m3 air tank has an initial pressure of 270 Kpa and final condition of 520 Kpa and 300oC. Determine the change of enthalpy.
A. 1742.14 KJ B. 1633.33 KJ C. 1247.38 KJ D. 1453.45 KJ
Answer: A
Trending now
This is a popular solution!
Step by step
Solved in 2 steps