A train of weight 10⁷ N is running on a level track with
uniform speed of 36 km h⁻¹. The frictional force is 0.5 kg per
quintal. If g = 10 m/s², then power of engine is
(a) 500 kW (b) 50 kW
(c) 5 kW (d) 0.5 kW
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Answer:
I thought c option is correct answer
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