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Set pulleys are pulleys that maintain the drum at one particular point. Although the force necessary to raise or move an item is no distinct than lifting it with your fingers, stationary pulleys allow you to alter the route of the required force. For instance, when connected to a bucket that attracts h2o from a properly, a stationary drinking water puller allows you to pull the water sideways, lifting the bucket in a far more hassle-free way than pulling it vertically, one hand at a time. The weight of the bucket is nevertheless the identical, but it is less complicated to raise.