Question

name the pulley which has no gain in mechanical advantage explain why is such a Pulley then used

Answer 1

hey mate here is ur ans
the ans is
single fixed pulley
we remember few things
MA greater than 1----> acts as force multipler
MA less than 1------> acts as speed Multiplier
MA =1 (as in case of single fixed pulley) it is used to change the direction of applied force
eg--> well pulley

hope it helps you frnd

Answer 2

A single fixed pulley has no gain in mechanical advantage

A single fixed pulley is used to change the direction of the force so that force can be applied in a convenient direction