Physics Work, Energy, Power and Collision Work Done by Constant and Variable Force MCQ (Single Correct)

A uniform chain of length 2m is kept on a table such that a length of 60cm hangs freely from the edge of the table. The total mass of the chain is 4kg. What is the work done in pulling the entire chain on the table?

A
7.2 J
B
3.6 J
C
120 J
D
1200 J

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Text Solution

Verified by Experts
The correct answer is:
B

Fraction of length of the chain hanging from the table

⇒ ⇒

Work done in pulling the chain on the table

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