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14-03-2021
Physics

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A 6kg rock rolls down a hill with a momentum of 12kg m/s . Work out the velocity of the rock

Respuesta :

14-03-2021

Answer:

if you need to get the work=force×displacement or if you need the velocity=displacement÷time taken

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14-03-2021

Answer:

Momentum= mass x velocity

So velocity= Momentum/mass= 12/6= 2m/s

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