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posted by neha on Monday, September 12, 2011 at 3:24pm.

A 100g bullet is firred from a 10 kg gun with a speed of 1000 m/s.What is the speed of recoil of the gun.

0=m1v1+MV MV=-mv V=-mv/M =O.1×1000/10 v=-10m/s

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