Question

People in villages use pulleys to draw out water from wells. It requires lot of effort on the part of person drawing out the water from the well. That means mechanical advantage of pulley as a machine is defined as :

A) Load x effort
B) Load / effort
C) Load + Effort

Answer 1

Step-by-step explanation:

A cargo lift system that allows for items to be hoisted to higher floors is a pulley system. Wells use the pulley system to hoist the bucket out of the well. Many types of exercise equipment use pulleys in order to function. Construction pulleys are used in order to lift and place heavy materials.

Answer 2

Answer:

Load+effort is your answer