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0 votes
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in Physics by (40.1k points)

A porter with a suitcase on his head is climbing up steps with uniform speed. The work done by the “weight of the suitcase” on the suitcase is …… 

A) Positive 

B) Negative 

C) Zero 

D) Undefined

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1 Answer

+1 vote
by (41.5k points)

Correct option is B) Negative

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