To maintain a rotor, at a uniform angular speed of $100 {rad s}^{- 1}$ , an engine needs to transmit a uniform torque of $100 N-m$ . The average power of the engine is -

10 kW

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12 kW

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10 GW

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10 MW

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Solution

The correct option is A $10 kW$
The average power of the engine is given by,

$P = τ ω = 100 \times 100$

$\Rightarrow P = 10^{4} W = 10 kW$

Hence, option $(A)$ is the correct answer.

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To maintain a rotor, at a uniform angular speed of 100 rad s−1, an engine needs to transmit a uniform torque of 100 N-m. The average power of the engine is -

The correct option is A 10 kWThe average power of the engine is given by, P=τω=100×100 ⇒P=104 W=10 kW Hence, option (A) is the correct answer.

To maintain a rotor, at a uniform angular speed of $100 {rad s}^{- 1}$ , an engine needs to transmit a uniform torque of $100 N-m$ . The average power of the engine is -

The correct option is A $10 kW$
The average power of the engine is given by,

$P = τ ω = 100 \times 100$

$\Rightarrow P = 10^{4} W = 10 kW$

Hence, option $(A)$ is the correct answer.