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09-02-2024
Physics

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A particle of mass m is driven by a machine that delivers a constant power k watts. If the particle starts from rest the force on the particle at time t is

A. √mk t⁻¹/²
B. √2mk t⁻¹/²
C. 1/2√mk t⁻¹/²
D. √mk/2 t⁻¹/²

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