University Physics with Modern Physics with Mastering Physics (11th Edition)

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5.56: The tension in the lower chain balances the weight and so is equal to w . The lower pulley must have no net force on it, so twice the tension in the rope must be equal to w , and so the tension in the rope is
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Unformatted text preview: 2 w . Then, the downward force on the upper pulley due to the rope is also w , and so the upper chain exerts a force w on the upper pulley, and the tension in the upper chain is also w ....
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This document was uploaded on 02/04/2008.

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