1.

A body of mass 0.25 kg is projected with muzzle velocity \[100\,m{{s}^{-1}}\] from a tank of mass 100 kg. What is the recoil velocity of the tank         [AFMC 1996]

A.    \[5\,m{{s}^{-1}}\]   
B.    \[25\,m{{s}^{-1}}\]
C.    \[0.5\,m{{s}^{-1}}\]
D.   \[0.25\,m{{s}^{-1}}\]
Answer» E.


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