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A shell of mass 200 gm is ejected from a gun of mass 4kg by an explosion that generates 1.05 kJ of energy.The initial velocity of the shell is (a)40 m/s (b)120 m/s (c)100 m/s (d)80m/s

Answer» A shell of mass 200 gm is ejected from a gun of mass 4kg by an explosion that generates 1.05 kJ of energy.The initial velocity of the shell is (a)40 m/s (b)120 m/s (c)100 m/s (d)80m/s


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