Post Utme Physics Past Questions and Answers

Question 981:

One of the properties of gamma rays is that they are ____________

A. Negatively charged
B. Massive
C. Neutral
D. Positively charged

Question 982:

The process whereby the molecules of different substances moves randomly is called ____________

A. Surface tension
B. Diffusion
C. Capillarity
D. Osmosis

Question 983:

The process whereby a liquid turns spontaneously into vapour is called ____________

A. Evaporation
B. Regelation
C. Boiling
D. Sublimation

Question 984:

The velocity of sound in air will be doubled if its absolute temperature is ____________

A. Doubled
B. Halved
C. Constant
D. Quadrupled

Question 985:

A thin converging lens has a power of \(4.0\) diopters, determine its focal length ____________

A. \(0.25 m\)
B. \(0.03 m
C. \(5.00 m\)
D. \(2.50 m\)