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A bullet is fired from a rifle recoils freely, then K.E of the rifle is (1) less than that of bullet (2) equal to that of bullet (3) greater than that of bullet (4) none of these. |
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Answer» Answer is (1) less than that of bullet E = (1/2) mν2 = p2/2m ⇒ E ∝ 1/m |
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