Subject Category > Physics

Q. A person is standing on a weighting machine in a moving lift. The weighing machine will show the least reading, when–

A) going up with a uniform speed

B) coming down with a uniform velocity

C) going up with a uniform velocity

D) Freely falling lift

βœ” Freely falling lift

Additional Information > Exam point of View

The weighing machine will show the least reading when the lift is accelerating downward. This occurs because the apparent weight decreases as the lift's downward acceleration reduces the normal force exerted by the floor of the lift.

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