what is the use and advantages of a block and tackle system
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A block and tackle is characterized by the use of a single continuous rope to transmit a tension force around one or more pulleys to lift or move a load. Its mechanical advantage is the number of parts of the rope that act on the load.
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Use-A block and tackle is characterized by the use of a single continuous rope to transmit a tension force around one or more pulleys to lift or move a load
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