A person holds a bucket of weight 60N

By Rebecca
1 Min Read

A person holds a bucket of weight 60N. He walks 7m along the horizontal and then climbs a vertical distance of 5m. The work done by the man against the gravity force is:

A) 300J

B) 420J

C) 720J

D) none of the above

Answer:

A) 300J

Explanation:

By work Energy theorem,

horizontal work is zero as the force is in a vertical direction and the motion is in a horizontal direction.

A person holds a bucket of weight 60N

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