Physics (AS & A Level) · Feb / March 2024 · Paper 12 · Question 4
9702Momentum and Newton’s laws of motion
An object of fixed mass is initially at rest at point P. The object then moves away from point P with uniform acceleration. Which statement describes the resultant force acting on the object when it is moving?
- AIt increases uniformly with respect to time.
- BIt is constant but not zero.
- CIt is proportional to the displacement from point P.
- DIt is zero.
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Correct answer: B. It is constant but not zero.
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