Physics (AS & A Level) · Oct / Nov 2017 · Paper 13 · Question 8
9702Momentum and Newton’s laws of motion
A man stands in a lift that is accelerating vertically downwards, as shown. Which statement describes the force exerted by the man on the floor?
- AIt is equal to the weight of the man.
- BIt is greater than the force exerted by the floor on the man.
- CIt is less than the force exerted by the floor on the man.
- DIt is less than the weight of the man.
As printed in the paper
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Correct answer: D. It is less than the weight of the man.
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