Question

Calculate the mechanical advantage of a Pulley in which a person puts in an effort of 50N to lift a load 150N​

Answer 1

Answer:

M. A. = 3

Explanation:

SINCE, MA=LOAD /EFFORT

THEREFORE, MA =150/50=3

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Answer 2

Answer:

here is your answer mate...

Explanation:

m.a.=load/effort

load he has to lift=150N

laod which he lifts wih pulley=50N

the mechanical advantage is =150N/50N

                                                =3

so effort of load decreases by 3 times...