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प्रश्न
There is no gain in mechanical advantage in the case of a single fixed pulley. Explain, why the pulley is then used?
उत्तर
It is used only to change the direction of effort to a more convenient direction and to use one’s own weight for the effort.
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संबंधित प्रश्न
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- Draw a labelled diagram of the system indicating clearly the points of application and directions of load and effort.
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