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Work And Energy — Science STD 9 — Question

Rajasthan BoardEnglish MediumSTD 9ScienceWork And Energy2 Marks
Question
Can any object have mechanical energy even if its momentum is zero? Explain.
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Answer

Yes, mechanical energy comprises both potential energy and kinetic energy. Momentum is zero which means velocity is zero. Hence, there is no kinetic energy but the object may possess potential energy.

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