A person stands on a platform and pulley system.The masses of the platform,person and pulleys are M,m u(mew) respectively.The rope is massless.Let the person pull up on the rope so that his acceration'a'upwards.(a)what is the tension on the rope? (b)what is the normal force between the person and the platform?

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A: a

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Q: I'll rate!

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A:

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