Post Utme Physics Past Questions and Answers

Question 421:

Which of the following properties is not used to measure the temperature of a substance?

A. Variation of pressure with temperature
B. Mass of a liquid
C. Change in resistance of a conducto
D. Change in colour with temperature

Question 422:

The clinical thermometer is characterized by having a ____________

A. Wide range of temperatures
B. Wide bore
C. Long stem
D. Constriction

Question 423:

The amount of heat given out or absorbed when a substance changes its state at a constant temperature is know as ____________

A. Latent heat
B. Heat capacity
C. Specific heat capacity
D. Specific latent heat

Question 424:

A block of aluminium is heated electrically by a 25W heater. If the temperature rises by 100C in 5 minutes, what is the heat capacity of aluminium?

A. 850J/K
B. 750J/K
C. 650 J/K
D. 500 J/K

Question 425:

In a gas experiment, if the volume of the gas is plotted against the reciprocal of the pressure, the unit of the slope of the resulting curve is ____________

A. Powe
B. Work
C. Temperature
D. Force.