Ask a New Question

A box with a mass of 5 kg is lifted (at constant velocity) to a height of 3 m to place it on the shelf of a closet. How much work was required to lift the box to this position?

1 answer

w=mgh
w=5*9.8*3
w= 147j

Ask a New Question or answer this question.

Similar Questions

An object of mass .550kg is lifted from the floor to a height of 3.5m at a constant speed. If the object is released from rest
1. 1 answer
An engine provides a 10kw of power to lift a heavy load at a constant velocity a distance 20m in 5s. what is the mass of the
1. 5 answers
the load which a crane can lift up is directly proportional to the mass and inversely proportional to the height throught which
1. 1 answer
A 6.9-kg box is being lifted by means of a light rope that is threaded through a single, light, frictionless pulley that is
1. 0 answers

more similar questions