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The SI unit of power is...

The SI unit of power is 

A

joule

B

erg

C

newton

D

watt

Text Solution

Verified by Experts

The correct Answer is:
D
Power = `("Work")/("Time")`
The SI unit of power is `("joule")/("second")` = watt.
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MTG GUIDE-WORK, ENERGY AND POWER-NEET CAFE (TOPICWISE PRACTICE QUESTIONS) (POWER)
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  5. Water falls from a height of 60 m at the rate of 15 kg/s to operate a ...

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  6. Power supplied to a particle of mass 2 kg varies with time as P= (3t^2...

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  7. An engine pumps up 1 quintal of coal from a mine 100 m deep in 0.5 s. ...

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  8. A machine gun fires six bullets per second into a target. The mass of ...

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  9. How many 2.5 kg bricks can man carry up a staircase 3.6 m high in one ...

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  10. 40V A constant force vecF is acting on a body of mass m makes it move ...

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  11. A body is initially at rest. It undergoes one dimensional motion with ...

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  12. A train of weight 10^7 N is running on a level track with uniform spee...

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  13. A force Facting on a body depends on its displacement Sas F prop S^(-1...

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  14. The height of the dam, in an hydroelectric power station is 10 m. In o...

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  15. The power of a water pump is 2 kW. If g = 10 ms^(-12), the amount of w...

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  16. A body is moved along a straight line by a machine delivering a consta...

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  17. The SI unit of power is

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  18. A 500 kg car, moving with a velocity of 36 km h^(-1) on a straight roa...

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  19. A force (4hati + hatj -2hatk) N acting on a body maintains its velocit...

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  20. The kilowatt-hour is the unit of

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