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19-03-2024
Physics

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A car accelerates uniformly rest along a horizontal road. After 5.0s, its kinetic energy is 400kJ. What is the useful power produced by the engine of the car?

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MathPhys MathPhys

19-03-2024

Answer:

80 kW

Explanation:

Power = energy / time

P = E / t

P = 400 kJ / 5.0 s

P = 80 kW

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