For the path PQR in a conservative force field the amounts work done in carrying a body from P to Q and from Q to R are 5 Joule and 2 Joule respectively. The work done in carrying the body from P to R will be-
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work done on PR=work done on PQ +work done on PR
=5+2
=7
=5+2
=7
ishanpriyadarshi:
why we add.
it is conservative force work done is conserved
take it as a theorem
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