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प्रश्न
When is work said to be done by a force?
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उत्तर
The condition for work done is the displacement of the body when force is applied.
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संबंधित प्रश्न
An electron emitter must have _____________ work function and ___________ melting point.
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- the power spent by boy. (Take g = 10 m s-2)
A weight lifted a load of 200 kgf to a height of 2.5 m in 5 s. calculate: (i) the work done, and (ii) the power developed by him. Take g= 10 N kg-1.
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(displacement, work, force)
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Work done by this force at any instant is ______.
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