Determine the acceleration of gravity, Physics

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When a person stands on a scale in an elevator at rest, the scale reads 800 newtons.

When the elevator is allowed to fall freely with acceleration of gravity, the scale reads one of the following.

Does the scale read:

a) 1600 newtons

b) 800 newtons

c) 400 newtons

d) 0 newtons

Ans - 0 Newtons

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