definition of work and write its unit in the MKS and CGS system
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Answer: Work is said to be done when a force acts on an object and that object is displaced from its position, in the direction of force acting on it.
The unit of work in the MKS system is joules (J).
The unit of work in the CGS system is erg.
Explanation: 1 J is the amount of work done when a force of 1 newton displaces an object by 1 metre.
1 erg is the amount of work done when a force of 1 dyne displaces an object by 1 centimetre.
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