हिंदी

The SI unit of power is watt. It is expressed in terms of mass, length and time as:

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प्रश्न

The SI unit of power is watt. It is expressed in terms of mass, length and time as:

विकल्प

  • kg m2s−3

  • kg m s−3

  • kg2 m2s−2

  • kg m s−2

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उत्तर

kg m2s−3

Explanation:

Power is work done per unit time. Dividing the unit of work, kg m2s−2, by time gives kg m2s−3.

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अध्याय 2: Work, Power and Energy - EXERCISE [पृष्ठ ३३]

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गोयल ब्रदर्स प्रकाशन A New Approach to ICSE Physics [English] Class 10
अध्याय 2 Work, Power and Energy
EXERCISE | Q 3. | पृष्ठ ३३
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