Post Utme Physics Past Questions and Answers

Question 431:

A 650 kg car that was initially rest traveled with an acceleration of 4 m/s2.
Find its kinetic energy after 4s ____________

A. 5200 J
B. 31200J
C. 83200J
D. 832J

Question 432:

The temperature at which the water vapour present in the air and begins to condense is called ____________

A. Condensation point
B. Dew point
C. Boiling point
D. Critical point

Question 433:

Which of the following types of waves will travel through vacuum?
I. light waves
II. sound waves
III. Radio waves

A. I only
B. I and II only
C. II and III only
D. I and III only

Question 434:

In a simple pendulum experiment, a student increased the length of the in extensible string by a factor of 9. By what factor is the period increased?

A. 3
B. 1/3
C. 2
D. 5

Question 435:

A vapour is said to be saturated when ____________

A. The vapour of a substance is in equilibrium with its own liquid
B. The vapour of a substance is in equilibrium with its own gas
C. The vapour of a substance is in equilibrium with its own solid-liquid phase
D. None of the above