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Work And Energy — Science STD 9 — Question

Rajasthan BoardEnglish MediumSTD 9ScienceWork And Energy1 Mark
Question
Smallest commercial unit of energy is:
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Answer

  1. Watt hour
Explanation:
Smallest commercial unit of energy is called Watt hour (Wh). One watt hour is the energy consumed when 1 watt of power is used for 1 hour.

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