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प्रश्न
Name the pulley which has no gain in mechanical advantage. Explain, why is such a pulley then used?
उत्तर
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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संबंधित प्रश्न
What is a fixed pulley?
What is the ideal mechanical advantage of a single fixed pulley? Can it be used as a force multiplier?
What is the velocity ratio of a single fixed pulley?
In a single fixed pulley, if the effort moves by a distance x downwards, by what height is the load raised upwards?
Name a machine which is used to change the direction for force applied.
The velocity ratio of a single fixed pulley is always more than 1.
A single fixed pulley is used because it ______.
State one use of a fixed pulley.
