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JAMB - Physics (2016 - No. 20)

What force has to be exerted on a mass 60kg to give it an acceleration of 10ms-2 vertically upwards?
[g = 10ms-2
300N
600N
1200N
400N

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F = Ma + mg = 60 x 10 x 60 x 10 = 1200N

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