1.

A gun of mass M fires a bullet of mass m horizontally. The energy of firing is such that it is sufficient to project the bullet vertically to a height h. The velocity of recoil of the gun is

Answer»

`SQRT((2m^2 GH)/(M(M+m)) )`
`sqrt((2m^2 gh)/(m(M+m)))`
`sqrt((2Mgh)/((M+m)))`
`sqrt((2mgh)/((M+m)) )`

ANSWER :A


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