A man pulls 40 kg crate through 20 m across a level floor with a rope which makes 30° with the horizontal. He exerts a force of 150 N on the rope. Find the work done.

Physics for Scientists and Engineers: Foundations and Connections
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Chapter9: Energy In Nonisolated Systems
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A man pulls 40 kg crate through 20 m across a level floor with a rope which makes 30°
with the horizontal. He exerts a force of 150 N on the rope. Find the work done.
Transcribed Image Text:A man pulls 40 kg crate through 20 m across a level floor with a rope which makes 30° with the horizontal. He exerts a force of 150 N on the rope. Find the work done.
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