NCERT CLASS IX - Science Textbook
Chapter 11 - Work and Energy
When do we say that work is done?
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When a force is applied on a object and it displaced its position from initial point.Then we say that work is done.
If its position doesn't changed, we can say that the work is not done in this case.
If its position doesn't changed, we can say that the work is not done in this case.
Answered by
2
We say work is done when energy is released and displacement of body is seen
Hope this answer satisfies you.........
Hope this answer satisfies you.........
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