6.
(Notion of Work and Kinetic Energy : The Work.
Energy Theorem)
A chain is on a frictionless table with one fifth of its
length hanging over the edge. If the chain has length
L and mass M, the work required to be done to pull
the hanging part back onto the table is
MOL
(1)
MgL
50
5
(2)
(3)
MgL
18
(4)
MgL
10
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Answer:
(Notion of Work and Kinetic Energy : The Work.
Energy Theorem)
A chain is on a frictionless table with one fifth of its
length hanging over the edge. If the chain has length
L and mass M, the work required to be done to pull
the hanging part back onto the table is
MOL
(1)
MgL
50
5
(2)
(3)
MgL
18
(4)
MgL
10
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