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A shell of mass 0.020 kg is fired by a gun of mass 100 kg.If the muzzlespeed of the shell is 80 m s^(-1), what is the recoil speed of the gun ? |
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Answer» Solution :USE MOMENTUM conservation :`100 v = 0.02 xx 80` ` v = 0.016 MS^(-1) = 1.6 cm s^(-1)` |
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