When a person pushes hard on a solid wall is work done why
1. When a person pushes hard on a solid wall, is work done?
2. Why is it tiring to push hard against a solid wall?
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1 when a person pushes hard on a solid wall is work done2 why is it tiring to push hard against a solid
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a child in a boat throws a 580-kg package out horizontally with a speed of 100 ms the mass of the child is 230kg and
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