Test Academy | A bag P (mass M) hangs by a long thread and a bullet (mass m) comes horizontally with velocity v and gets caught in the bag. Then for the combined (beg + bullet) system the Momentum is mvM/M+m, Kinetic energy mV²/2, Momentum is mv(M + m)/M, Kinetic energy is m²V²/2(M+m)

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A bag P (mass M) hangs by a long thread and a bullet (mass m) comes horizontally with velocity v and gets caught in the bag. Then for the combined (beg + bullet) system the

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