A block and tackle system of 5 pulley is used to raise a load of 500n steadily through a height of 20cm
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· A block and tackle system of 5 pulleys is used to raise a load of 50 kgf steadily through a height of 20 m. The work done against friction is 2000J. Calculate the work done by the effort. A movable pulley system consists of three movable pulleys and one fixed pulley.
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The work done against friction is 2000J. Calculate the work done by the effort. A movable pulley system consists of three movable pulleys and one fixed pulley.
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