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A motor boat ...

Question

A motor boat is travelling with a speed of 3.0 m/sec. If the force on it due to water flow is 500 N, the power of the boat is

A

150 kW

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B

15 kW

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C

1.5 kW

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D

150 W

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Solution

The correct option is C
1.5 kW

$P = F v = 500 \times 3 = 1500 W = 1.5 k W$

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