Free Printable APP2 PV Diagrams

1.

For the process X→Y, ΔU is greater than zero and

a)

Q<0 and W = 0

b)

Q<0 and W>0

c)

Q>0 and W<0

d)

Q>0 and W=0

e)

Q>0 and W>0

2.

For the process Y→Z, Q is greater than zero and

a)

W<0 and ΔU=0

b)

W=0 and ΔU<0

c)

W=0 and ΔU>0

d)

W >0 and ΔU=0

e)

W>0 and ΔU>0

3.

An ideal gas undergoes a cyclic process as shown on the graph above of pressure P versus volume V.

During which process is no work done on or by the gas?

a)

AB

b)

BC

c)

CD

d)

DE

e)

EA

4.

An ideal gas undergoes a cyclic process as shown on the graph above of pressure P versus volume V.

At which point is the gas at its highest temperature?

a)

A

b)

B

c)

C

d)

D

e)

E

5.

A certain quantity of an ideal gas initially at temperature T₀, pressure p₀, and volume V₀ is compressed to one-half its initial volume. As shown above, the process may be adiabatic (process 1), isothermal (process 2), or isobaric (process 3).

Which of the following is true of the mechanical work done on the gas?

a)

It is greatest for process 1.

b)

It is greatest for process 3.

c)

It is the same for processes 1 and 2 and less for process 3.

d)

It is the same for processes 2 and 3 and less for process 1.

e)

It is the same for all three processes.

6.

A certain quantity of an ideal gas initially at temperature T₀, pressure p₀, and volume V₀ is compressed to one-half its initial volume. As shown above, the process may be adiabatic (process 1), isothermal (process 2), or isobaric (process 3).

Which of the following is true of the final temperature of this gas?

a)

It is greatest for process 1.

b)

It is greatest for process 2.

c)

It is greatest for process 3.

d)

It is the same for processes 1 and 2.

e)

It is the same for processes 1 and 3.

7.

A gas is taken from state i to state f along the two-step process shown in the PV diagram above.

How much work is done on the gas during the process described?

a)

0 J

b)

2,000 J

c)

4,000 J

d)

8,000 J

e)

16,000 J

8.

A gas is taken from state i to state f along the two-step process shown in the PV diagram above.

What is the ratio Tf / Ti of the temperature of state f to the temperature of state i?

a)

1

b)

4/3

c)

3/2

d)

2

e)

4

9.

A monatomic ideal gas is initially in state A, as shown in the PV diagram above. The gas undergoes a transition from state A by the three different processes shown, where process III is isothermal.

Positive work is performed on the gas in which of the following processes?

a)

I only

b)

III only

c)

I and II only

d)

II and III only

e)

I, II, and III

10.

A monatomic ideal gas is initially in state A, as shown in the PV diagram above. The gas undergoes a transition from state A by the three different processes shown, where process III is isothermal.

Energy is added to the gas by heating in which ofthe following processes?

a)

I only

b)

III only

c)

I and II only

d)

II and III only

e)

I, II, and III

11.

A sample of an ideal gas can be taken from state i to state f via two processes, as shown in the above graph of pressure P versus volume V. In one process the gas goes through state X, and in the other process the gas goes through state Y. Which of the following will be the same for both processes? Select two answers.

a)

The change in the internal energy of the gas

b)

The temperature of the gas at the end of the process

c)

The thermal energy transferred to the gas by heating

d)

The work done on the gas

12.

Identical samples of gas initially have pressure P₀ , volume V₀, and temperature T₀. In some experiments, students take samples through each of the processes shown in the graph above. The final temperature is equal to the initial temperature for which of the processes? Select two answers

a)

A

b)

B

c)

C

d)

D

13.

Temperature Remains Constant

a)

Adiabatic

b)

Isobaric

c)

Isochoric

d)

Isothermal

14.

Volume Remains Constant

a)

Adiabatic

b)

Isobaric

c)

Isochoric

d)

Isothermal

15.

Pressure Remains Constant

a)

Adiabatic

b)

Isobaric

c)

Isochoric

d)

Isothermal

16.

Heat (Q) isn't transferred into or out of the system

a)

Adiabatic

b)

Isobaric

c)

Isochoric

d)

Isothermal

17.

What is the sign of the Work Done?

a)

positive

b)

negative

c)

zero

d)

Can't tell from this diagram

18.

$What\ is\ the\ sign\ ofthe\ \Delta U?$

a)

positive

b)

negative

c)

zero

d)

Can't tell from this diagram

19.

$What\ is\ the\ sign\ of\ \Delta U?$

a)

postive

b)

negative

c)

zero

d)

Can't tell from this PV diagram.

20.

$What\ is\ the\ sign\ ofthe\ W_{surroundings}?$

a)

positive

b)

negative

c)

zero

d)

Can't tell from this diagram

21.

$What\ is\ the\ sign\ ofthe\ W_{surroundings}?$

a)

positive

b)

negative

c)

zero

d)

Can't tell from this diagram

APP2 PV Diagrams

Total questions: 21

Worksheet time: 11mins

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