In a block and tackle system consisting of $3$ pulleys, a load of $75 k g f$ is raised with an effort of $25 k g f$ Find the mechanical advantage.

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Solution

The correct option is B $3$
FOR This Question Use the formula $M A = \frac{F_{o u t}}{F_{i n}}$
$F_{o u t} = 75 k g f$
$F_{i n} = 25 k g f$
Solving this we get the value of $M A = 3$

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In a block and tackle system consisting of 3 pulleys, a load of 75kgf is raised with an effort of 25kgf Find the mechanical advantage.

The correct option is B 3FOR This Question Use the formula MA=FoutFinFout=75kgf Fin=25kgfSolving this we get the value of MA=3

In a block and tackle system consisting of $3$ pulleys, a load of $75 k g f$ is raised with an effort of $25 k g f$ Find the mechanical advantage.

The correct option is B $3$
FOR This Question Use the formula $M A = \frac{F_{o u t}}{F_{i n}}$
$F_{o u t} = 75 k g f$
$F_{i n} = 25 k g f$
Solving this we get the value of $M A = 3$