Physics MCQs

Physics

Chapter No 3


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#41

When two bodies collide elastically they interchange their velocity when their 

A) Masses are equal

B)  Velocity are equal

C)  Accelerations are equal

D)  None 

Answer:   A
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#42

A person travels a distance x=30t+4AT2 where A is constant. The acceleration of a person is

A)  8Am/s2

B)  A/8m/s2

C)  A/4m/s2

D)  8m/s2

Answer:   A
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#43

When a force of 4N acts on a body of mass 2kg for 2 second) The rate of change of momentum is SL units:

A)  1

B)  2

C)  +

D)  2

Answer:   C
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