Post Utme Physics Past Questions and Answers

Question 386:

A car moving with a velocity of 16 m/s accelerates uniformly at the rate of 1 m/s2 to reach a velocity of 20 m/s.
Find the distance covered

A. 85m
B. 75 m
C. 82m
D. 72 m.

Question 387:

An athlete runs 100 m in 12s.
What is his speed in km/h?

A. 33 km/h
B. 36 km/h
C. 30 km/h
D. 27 km/h

Question 388:

Which of the following statements best describes the specific heat capacity of a substance?

A. The quantity of heat required to produce a unit temperature rise;
B. The random kinetic energy of the particles composing a system
C. The quantity of heat required to change the temperature of a unit mass of the substance by one degree;
D. The quantity of heat required to vaporise a unit mass of the substance at constant temperature.

Question 389:

Determine the temperature whose Fahrenheit and Kelvin scales have the same reading to the nearest degree.

A. 273K
B. 300K
C. 500K
D. 574K

Question 390:

The SI unit of specific heat capacity of a substance is ____________

A. JK 1
B. Jkg 1K1
C. Joules
D. Cal/gºC