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If a machine perform 4000 J output work ...

If a machine perform 4000 J output work and 1000 J is inside loss due to friction , then the find efficiency?

A

0.8

B

0.3

C

0.25

D

0.6

Text Solution

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The correct Answer is:
A
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DC PANDEY ENGLISH-SOLVD PAPERS 2017 NEET, AIIMS & JIPMER-Solved paper 2018(JIPMER)
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