Question

13. A block of mass 6kg is lowered with
the help of a rope of negligible mass thro-
ugh a distance of 20m with an acceleration
of 1.96 ms-2. Work done by the rope on
the block is
1) 940.8J
2) 470.4J
3) 235.2J
4) -940.8J​

Answer 1

Answer:

A) 940.8J

Explanation:

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