Sun July 29, 2012 By: Deepak Kumar Gupta

find the force required to give a mass of 70kg an acceleration of 4m/sec2 horizontally and vertically.

Expert Reply
Sun July 29, 2012
let vertical direction be y and horizontal direction be x.
thus acceleration a = (4i + 4j) m/s2
mass, m = 70 kg
thus force = F = ma = 280(i+j) m/s2
it will make ann angle of 45 degree with each axis (as it has equal component in each direction )
and magnitude =
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