Physics (F.Sc)

Q:

(a) :  A
(b) :  B
(c) :  C
(d) :  D
Answer:  C
Explanation:  
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Q: Two bodies each of mass m are lying at a distance r from each other. If the masses are doubled and the distance between the masses is halved, then the force between the masses becomes

(a) :  F/4
(b) :  F
(c) :  4F
(d) :  16F
(e) :  None
Answer:  16F
Explanation:  

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