Question

A 70 kg man is standing on a scale in an elevator. The elevator starts
from rest and accelerates upwards at 1m/s
2
for 2s, then continues to travel upwards at a
constant speed.
10. When the elevator is accelerating, what does the scale read?
(a) 0 N
(b) 616 N
(c) 686 N
(d) 756 N

Answer 1

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