A gun (mass = M) fires a bullet (mass = m) with speed vr, relative to barrel of the gun which is inclined at an angle of 60o with horizontal. The gun is placed over a smooth horizontal surface. Find the recoil speed of the gun.
A
v=Mvr2(M+m)
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B
v=mvr(M+m)
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C
v=mvr√2(M+m)
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D
v=mvr2(M+m)
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