A 60 kg man pushes a 40 kg man by a force

Question:

A 60 kg man pushes a 40 kg man by a force of 60 N.I The 40 kg man has pushed the other man with a force of

 

(a) 40 N

 

(b) 0

 

(c) 60 N

 

(d) 20 N

Solution:

(c) 60 N

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