Asked by OHara

A student of mass 75kg stands in a lift, what is the normal reaction force(upward force) on him when the lift is accelerating:
a). Upwards at 0.65m/s^2 ?
b). Downwards at 0.65m/s^2 ?

Answers

(600,750,900,150)n
Answered by Presley
Its very hard
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