Define
(i) positive work done
(ii) negative work done and
(iii)zero work done.
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Answer:
Positive work: The work is done in this case known as Positive work.
Negative work: Negative work is performed if the displacement is opposite to the direction of the Force applied.
Zero work: When force and displacement are perpendicular to each other, or when force or displacement is zero.
Explanation:
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