A bucket tied to a string is lowered at a constant acceleration of . If the mass of the bucket is and is lowered by a distance , the work done by the string will be |
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a) |
b) |
c) |
d) |
A bucket tied to a string is lowered at a constant acceleration of . If the mass of the bucket is and is lowered by a distance , the work done by the string will be |
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a) |
b) |
c) |
d) |
(b)
From force diagram as shown in figure
work done by tension