1. Suppose object C is in thermal equilibrium with object A and with object B. The zeroth law of thermodynamics states:
 A. that C will always be in thermal equilibrium with both A and B
 B. that C must transfer energy to both A and B
 C. that A is in thermal equilibrium with B
 D. that A cannot be in thermal equilibrium with B
 E. nothing about the relationship between A and B

2. In constructing a thermometer it is NECESSARY to use a substance that:
 A. expands with rising temperature
 B. expands linearly with rising temperature
 C. will not freeze
 D. will not boil
 E. undergoes some change when heated or cooled

3. A constant-volume gas thermometer is used to measure the temperature of an object. When the thermometer is in contact with water at its triple point (273.16 K) the pressure in the thermometer is 8.500 × 104 Pa. When it is in contact with the object the pressure is 9.650 × 104 Pa. The temperature of the object is:
 A. 37.0 K
 B. 241 K
 C. 310 K
 D. 314 K
 E. 2020 K

4.

The diagram shows four thermometers, labeled W, X, Y, and Z. The freezing and boiling points of water are indicated. Rank the thermometers according to the size of a degree on their scales, largest to smallest. A. W, X, Y, Z
 B. Z, Y, X, W
 C. Z, Y, W, X
 D. Z, X, W, Y
 E. W, Y, Z, X

5. A Kelvin thermometer and a Fahrenheit thermometer both give the same reading for a certain sample. The corresponding Celsius temperature is:
 A. 574 ºC
 B. 232 ºC
 C. 301 ºC
 D. 614 ºC
 E. 276 ºC

6.

The figure shows a rectangular brass plate at 0 ºC in which there is cut a rectangular hole of dimensions indicated. If the temperature of the plate is raised to 150 ºC: A. x will increase and y will decrease
 B. both x and y will decrease
 C. x will decrease and y will increase
 D. both x and y will increase
 E. the changes in x and y depend on the dimension z

7. When the temperature of a copper penny is increased by 100 ºC, its diameter increases by 0.17%. The area of one of its faces increases by:
 A. 0.17%
 B. 0.34%
 C. 0.51%
 D. 0.13%
 E. 0.27%

8. Possible units for the coefficient of volume expansion are:
 A. mm/ºC
 B. mm3/ºC
 C. (ºC)3
 D. 1/(ºC)3
 E. 1/ºC

9. Heat is:
 A. energy transferred by virtue of a temperature difference
 B. energy transferred by macroscopic work
 C. energy content of an object
 D. a temperature difference
 E. a property objects have by virtue of their temperatures

10. According to the first law of thermodynamics, applied to a gas, the increase in the internal energy during any process:
 A. equals the heat input minus the work done on the gas
 B. equals the heat input plus the work done on the gas
 C. equals the work done on the gas minus the heat input
 D. is independent of the heat input
 E. is independent of the work done on the gas

11. A system undergoes an adiabatic process in which its internal energy increases by 20 J. Which of the following (A, B, C, D, E) correctly describes changes in the system?
A.
 Heat: none, Work: 20 J on system

B.
 Heat: none, Work: 20 J by system

C.
 Heat: 20 J removed, Work: none

D.
 Heat: 20 J added, Work: none

E.
 Heat: 40 J added, Work: 20 J by system This is the end of the test. When you have completed all the questions and reviewed your answers, press the button below to grade the test.