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A bucket filled with water having a mass...

A bucket filled with water having a mass of 15 kg is raised from a well of depth 12 m with the help of a rope. If the work done to do so is 2160j, the linear density of the rope is

A

0.2 kg/m

B

0.1 kg/m

C

1 kg/m

D

0.5 kg/m

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The correct Answer is:
D
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AAKASH SERIES-WORK, POWER & ENERGY -PRACTICE EXERCISE (WORK)
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  4. A block of mass 6kg is lowered with the help of a rope of negligible m...

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  14. A constant force is applied on a 10kg mass at rest. The ratio of works...

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  15. A body of mass 12 kg is at the bottom of a lake of depth 5 m. If the w...

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