A gardener pushes a lawn roller through a distance of 20 m. If he applies a force of 20 kg wt in a direction inclined at `60^(@)` to the ground , find the work

A gardener pushes a lawn roller through a distance of 20m. If he applies a force of 20 kg wt in a direction inclined at 60^(@) to the grounds, find the work done by him. Take g=9.8ms^(-2) .

A gardener pushes a lawn roller through a distance 20m. If he applies a force of 20 kg -wt in a direction inclined at 60^@ to the ground , the work done by him is

A gradener pushes a lawn roller through a distance 20 m. If he applies a force of 20 kg-wt in a direction inclined at 60^(@) to the ground, the work done by him is

A lawn roller has been pushed by a gardener through a distance of 30 m. What will be the work done by him, if he applies a force of 30 kg-wt in the direction inclined at 60^(@) to the ground?

A lawn roller has been pushed by a gardener through a distance of 30 m. What will be the work done by him, if he applies a force of 30 kg-wt in the direction inclined at 60^(@) to the ground?

A man pulls a lawn roller through a distance of 20 m with a force of 20 kg weight. If he applies the force at an angle of 60^(@) with the ground, calculate the power developed if he takes 1 min in doing so.