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WAEC - Physics (2003 - No. 4)

A force acts on a body for 0.5s changing its momentum from 16.0kg ms-1 to 21.0kgms-1, calculate the magnitude of the force
42.0N
37.0N
32.0N
10.0N

解释

F = \(\frac{mv - mu}{1} = \frac{21 - 16}{0.5} = 10N\)

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