A buttle weighting 10 g and moving with ...

A buttle weighting 10 g and moving with a velocity `800 ms^(-1)` strikes a 10 kg block resting on a frictionless surface. The speed of the block after the perfectly inelastic collision is approximately

`8 cm s^(-1)`

`80 cm s^(-1)`

`8 ms ^(-1)`

`0.8 cm s^(-1)`

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