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work is warship

Classical Mechanics Level 2

A coolie holding a 25kg bag on his head walks 100m along a straght path. Calculate the work done by coolie.

Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, conceptual quizzes.

Our wiki is made for math and science

Master advanced concepts through explanations,
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including olympiad champions, researchers, and professionals.

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by Aman Sharma

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