1.

A man is dragging a large trunk on the ground by applying a force at an angle ‘θ’ to the horizontal. The work done by i) gravity on the trunk, ii) man on the trunk & iii) frictional force on the trunk will be

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A man is dragging a large trunk on the ground by applying a force at an angle ‘θ’ to the horizontal. The work done by i) gravity on the trunk, ii) man on the trunk & iii) frictional force on the trunk will be




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