Complete the correlation: Fixed Pulley : Direction change only :: Movable Pulley : ___

Complete the correlation: Fixed Pulley : Direction change only :: Movable Pulley : ___
  1. Distance multiplier only
  2. Force reduction
  3. Friction elimination
  4. Energy creation

Solution

While a fixed pulley only changes the direction of applied force, a movable pulley reduces the force required to lift a given load.

Asked in: Homi Bhabha Practice

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