JEE Main 9 Apr 2019 Paper 1 Solved Paper

Section: Physics
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Question : 18 of 90
 
Marks: +1, -0
A uniform cable of mass ‘M’ and length ‘L’ is placed on a horizontal surface such that its (
1
n
)
th
part is hanging below the edge of the surface. To lift the hanging part of the cable upto the surface, the work done should be:
[9 Apr 2019 Shift 1]
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