The work done by the external forces on a system equals the change in:

Total energy

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Kinetic energy

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Potential energy

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None of these

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Solution

The correct option is B Kinetic energy
Any work done on a body changes in is potential energy, as we deduce
from work energy theorem.
$W_{T} = △ K . E$

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Please explain how TOTAL WORK DONE = WORK DONE BY CONCERVATIVE FORCES + WORK DONE BY NON- CONCERVATIVE FORCES + WORK DONE BY EXTERNAL FORCE

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