A ballet of mass 1 kg is fired with a velocity of u m/s from a gun of mass 10 kg. The ratio of kinetic energies of bullet and gun is:

A ballet of mass 1 kg is fired with a velocity of u m/s from a gun of

1.	A ballet of mass 1 kg is fired with a velocity of u m/s from a gun of mass 10 kg. The ratio of kinetic energies of bullet and gun is:
A.	10
B.	11
C.	2 : 1
D.	0.1
Answer» B. 11

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A ballet of mass 1 kg is fired with a velocity of u m/s from a gun of mass 10 kg. The ratio of kinetic energies of bullet and gun is:

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