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2025 · O/N · 5054/12 | Q18

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CIE-5054-2025-ON-p12 · Question 18

You may use a calculator. Take the weight of 1.0 kg to be 9.8 N (acceleration of free fall = 9.8 m/s²).
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18 An object of mass m is lifted through a vertical distance d in time t. Which equation is used to calculate the power P required to lift the object? md mgd dt m A P = B P = C P = D P = gt t mg gdt

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5054/12/O/N/25Cambridge O Level Physics 5054 · Oct/Nov 2025 · Paper 1 variant 2 · Question 18