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प्रश्न
State whether following statement are True or False.
Work done by a centripetal force is zero.
सत्य या असत्य
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उत्तर
This statement is true.
Explanation:
Centripetal force acts towards the centre of the circular path, while the instantaneous displacement is along the tangent. Since force and displacement are perpendicular, the work done by centripetal force is zero.
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अध्याय 1: Force, Work, Energy and Power - 1.2 Graded Assignment [पृष्ठ १८]
