what is work and energy?
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The conpects of work and energy are closely tied to conpects of force
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✓✓what is work and energy?
Work is said to be done on a body if a force is appiled on it and it displaced in the direction of appiled force.
- SI unit of work is Nm= J (joule)
- C.G.S unit of work is dyne cm = erg
- It is a scaler quantity.
The capacity to do work is known as energy.
- SI unit of energy is J (joule).
- C.G.S unit of energy is erg.
- Heat energy
- sound energy
- light energy
- electrical energy
- mechanical energy
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