Due to application of a torque having a magnitude of 20 N - m- a ring is rotating at an angular velocity of 250 rad - s at any given instant- What is the power delivered at this moment-A- 2500 J - sB- 5000 J - sC- 1000 J - sD- 1250 J - s

The correct option is B 5000 J/sPower = τ.ω = 20 × 250 = 5000 J/s ...

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Rotational Power

Due to applic...

Question

Due to application of a torque having a magnitude of 20 N-m, a ring is rotating at an angular velocity of 250 $\frac{r a d}{s}$ at any given instant. What is the power delivered at this moment?

2500 J/s

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5000 J/s

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1000 J/s

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1250 J/s

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Solution

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\frac{r a d}{s}

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