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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 done by him.

Answer» 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 done by him.


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