Use the Helmholtz equation to calculate (∂U/∂V)T for n moles of a gas using the van derWaals EOS

Q: *72. O Equal masses of two different liquids have the same temperature of 25.0 °C. Liquid A has a fr...

A: Given: The temperature of both the liquids is T0=25.0∘C. The freezing point of liquid A is TA=-68.0...

Q: When a system is takenfrom state a to state b in Fig. along path acb, 90.0 J of heat flowsinto the s...

A: (a) The first law of thermodynamics can be written as ΔU=Q-WΔU=90.0 J-60.0 JΔU=30.0 J               ...

Q: y(x) = (2h/L^3)x^3 + (3h/L^2)x^2

A:    

Q: Consider a hypothetical element that forms a solid with bands as shown in the Figure. A. Suppose tha...

A: Introduction: Conductors are generally substances that have the property to pass different types of ...

Q: A rubber sheet of infinite size has an area charge density of o = -47.6 nC/m^2 spread uniformly on i...

A: We use the basic concept of electric field due to the sheet to calculate the potential difference.

Q: please do Q5

A: Q5)  E = [ (0.49 * 10-6) - ( 0.54 * 10-6) ]/ 2 * 8.85 * 10-12     = - 2,824.86 V

Q: Show that the coefficients of performance of refrigerators and heat pumps are related by COPref = CO...

A: Given : To prove  COPref = COPhp - 1

Q: A brass ring of diameter 10.00 cm at 19.3°C is heated and slipped over an aluminum rod of diameter 1...

A: Given: The diameter of the aluminum rod is LAl = 10.01 cm The diameter of the brass ring is LBr = 10...

Q: The rate at which radiant energy from the sun reaches theearth’s upper atmosphere is about 1.50 kW/m...

A: Given: The rate at which radiant energy reaches to earth atmosphere (H)= 1.50 kW/m2                 ...

Q: Consider an object with do = 12 cm that produces an image with d; = 15 cm. Note that whenever you ar...

A: Image distance = +15 cm Object distance = -12 cm Lens formula 1/di - 1/do = 1/f

Q: In the weightlifting competition of the 1976 Olympics, Vasili Alexeevastounded the world by lifting ...

A: work done = force x displacement  to lift an object we have to apply same force as the weight of the...

Q: A stationary bicycle is raised off the ground and it's front wheel, mass 1.44 kg,  The front wheel i...

A: We use the rotational equation of motion and concept of the torque to calculate the normal force on ...

Q: A has been done if you can help with the rest it would be nice :) a) Explain (with derivations) why ...

A: Given, There is a large wind turbine with 3 blades. Length of each blade is, L=67 m Mass of the blad...

Q: Determine the structure factor for the basis of the diamond. (a) Sbasis =1+e (b) Sa =1+e?+ +) %3D ba...

A: Given : To determine the diamond structure factor

Q: The graph above shows the acceleration of a cart as a function of time during a 7-second period. The...

A: Jerk is the rate of change of acceleration. j=a1-a0t1=4 m/s24 s=1 m/s3  

Q: A student stands on the edge of a merry-go-round which rotates eight times a minute and has a radius...

A:

Q: A ferris wheel with radius 12 m makes a revolution every 3 minutes. Find the linear (tangental) spee...

A: The radius of ferris wheel r = 12 m The time period of revolution T = 3 min

Q: A constant electric field E = 3(N/C)i is present in space. Find the work done by the electric field ...

A:

Q: 3-part b only please answers 622 kg and 1242 kg are incorrect for trailer mass

A: Given, Compression length = 6.17 cm Time period = 2.04 s

Q: A spring hangs from the ceiling with an unstretched length of ?0=0.89 m . A ?1=7.1 kg block is hung ...

A: xs=1.12 m xo=0.89 m m1=7.1 kg ; m2=2.9 kg Find the  length Δx of the spring 

Q: Steam to drive an old-fashioned steam locomotive is supplied at a constant gauge pressure of 1.75 × ...

A: Part (a) Given: The value of gauge pressure is Pg=1.75×106 N/m2. The radius of piston is r=0.200 m....

Q: A flat sheet of paper of area 0.250 m2 is oriented so that the normal to the sheet is at an angle of...

A: Given data: The area of the sheet of paper is A=0.250 m2. The angle between the electric field and ...

Q: Tumor growth Suppose the cells of a tumor are idealized as spheres, each with a radius of 5 μm (micr...

A: Given: The radius of tumor r = 5 μm. The doubling time of cells t = 35 days. The volume of tumor V ...

Q: A truck travels east with an increasing velocity. Sam claims that the truck must be accelerating tow...

A:

Q: (a) Normal body temperature.The average normal body temperature measured in the mouthis 310 K. What ...

A: Part-a Given: The temperature in the mouth TK = 310 K.

Q: Imagine a special air filter placed in a window of a house. The tiny holes in the filter allow only ...

A: Air molecules moving with high speed indicate that they have higher kinetic energy and hence they co...

Q: Estimate the rms electric field in the sunlight that hits Mars,knowing that the Earth receives about...

A:

Q: You are watching an object that is moving in SHM. Whenthe object is displaced 0.600 m to the right o...

A: Given: Displacement of object, x = 0.600 m Velocity of the object, v = 2.20 m/s Acceleration ,a=8.40...

Q: **64. A gas fills the right portion of a horizontal cylinder whose radius is 5.00 cm. The initial pr...

A: Given: Radius=5 cm=0.05 m Pressure, P1=1.01×105 Pa Length, L1=20 cm=0.20 m L2=2L1=0.40 m Initial vol...

Q: An unfortunate astronaut loses his grip during a spacewalk and finds himself floating away from the ...

A: Using conservation of momentum ma+mbvi=mavaf+mbvbfvbf=ma+mbvi-mavafmb

Q: Suppose that an object's position vector as a function of time is given by r(t) = 15 cos(10.5 t) i +...

A: Given : The function for the position of an object is, rt=15cos10.5ti+15sin10.5tj

Q: A 300 g brass (non-magnetic) block A and a B magnet 200 g steel are balanced in a brass tube under t...

A: Given: mass of block A=300 gms=0.3 Kg Mass of block B=200 gms=0.2 Kg distance between block B and C ...

Q: What is the best explanation for the observation that the electriccharge on the stem became positive...

A: Given, Stem and Bee which has positive charge.

Q: Ex: Find the pressure on a scuba diver when she is  15m below the surface of the sea. Given: density...

A: The expression for the pressure on a scuba diver at the below of the surface of the sea is as follow...

Q: O Diferansiyel Denkle. A AP Physics Lectures Two charged particles are placed at the corners of a ri...

A: The net electric filed is in the +x direction. Thus, the vertical component of the electric field du...

Q: Animals in cold climates oftendepend on two layers of insulation: a layer of body fat (of thermal co...

A:

Q: solve Q3 (a) only

A:

Q: A 6 kg mass is attached to the end of a 1.7 m long string.  The other end of the string is attached ...

A: The free body diagram is shown below: Here, θ is the given angle between the rope and the vertical ...

Q:

A:

Q: In this experiment, you have a 28.4N resistor. If the lab manual specifies that the maximum safe ele...

A:

Q: A 200 turn, 4.0 cm diameter solenoid is placed in a magnetic field of 0.45 T pointing into the page....

A: a. Lenz’s law requires that the solenoid opposes any quick changes in the external magnetic field by...