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a bullet of mass 30g is fired in 180mls into a block of wood of mass 2g hanging freely a, find the speed of block just after impact
5 years ago

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oobleck
conserve momentum:
30 * 180 + 2*0 = (30+2)v

velocity is m/s, not mls.

I find a block of wood weighing 2g a bit unrealistic...
5 years ago

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