H2P-41
Power
H2 Physics · JC 1 · Hard · Power
A 1200 kg car accelerates uniformly from 10 m s⁻¹ to 22 m s⁻¹ in 8.0 s against a constant resistive force of 600 N. What is the average power developed by the engine during this time?
- 3.8 × 10⁴ W
- 2.9 × 10⁴ W
- 1.9 × 10⁴ W
- 4.6 × 10⁴ W
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