Name the pulley which has no gain in mechanical advantage. Explain, why is such a pulley then used?
Name the pulley which has no gain in mechanical advantage. Explain, why is such a pulley then used?
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There is no gain in mechanical advantage in the case of a single fixed pulley. A single fixed pulley is used only to change the direction of the force applied that is with its use, the effort can be applied in a more convenient direction. To raise a load directly upwards is difficult.
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