Two instances where we apply force but no work is done
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⭐pushing a wall....
⭐table placed at a same place for many years shows no work done although gravitational force and frictional force act on it....
⭐ If I hold a book for some time, there is no work done on it by me.
⭐ If the pendulum of the clock is oscillating already, by itself, there is no NET work done on it by the gravity in n oscillations.
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⭐table placed at a same place for many years shows no work done although gravitational force and frictional force act on it....
⭐ If I hold a book for some time, there is no work done on it by me.
⭐ If the pendulum of the clock is oscillating already, by itself, there is no NET work done on it by the gravity in n oscillations.
pls mark me as brainliest friend ✌️☺️⭐☺️☺️:-):-)
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