Question

A body of mass m kg is lifted by a man to a height of one metre in 30 sec. Another man lifts the same mass to the same height in 60 sec. The work done by them are in the ratio

• A. $1 : 2$
• B. 1 : 1
• C. 2 : 1
• D. 4 : 1

Answer 1

Answer: (B)

1 : 1

Answer 2

Work done does not depend on time.