Physics related questions and answers

DoThe Best
By DoThe Best October 15, 2015 12:38

1. A falling drop of rain water acquires the spherical shape due to

A. viscosity
B. gravitational force
C. surface tension
D. atmospheric pressure

Answer:C

2.In a reactor, cadmium rods are used for

A. absorping neutrons
B. speeding neutrons
C. slowing fast neutrons
D. dispersing neutrons

Answer:A

3.The difference between musical sound noise is due to

A. pitch
B. intensity
C. wavelength
D. musical instrument

Answer:A

4.Atom bomb is based on

A. nuclear fission
B. nuclear fusion
C. chemical reaction
D. artificial radioactivity

Answer:A

5.Oil or soap film when in daylight appears coloured because of

A. reflection
B. refraction
C. interference
D. surface energy

Answer:C

DoThe Best
By DoThe Best October 15, 2015 12:38
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