A fixed pulley is being used to draw water from a wall. A force of 72 N has to be applied to pull a bucket with the water in it, weighing 6.0 kg. If g = 9.8 ms^–2, calculate the mechanical advantage of the set-up.

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Solution

Dear Student,
$m e c h a n i c a l a d v a n t a g e = \frac{o u t p u t f o r c e}{i n p u t f o r c e} = \frac{6 \times 9.8}{72} = . 82$ ,
Regard

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A fixed pulley is being used to draw water from a wall. A force of 72 N has to be applied to pull a bucket with the water in it, weighing 6.0 kg. If g = 9.8 ms–2, calculate the mechanical advantage of the set-up.

Dear Student, mechanical advantage=output forceinputforce=6×9.872=.82 , Regard

A fixed pulley is being used to draw water from a wall. A force of 72 N has to be applied to pull a bucket with the water in it, weighing 6.0 kg. If g = 9.8 ms^–2, calculate the mechanical advantage of the set-up.

Dear Student,
$m e c h a n i c a l a d v a n t a g e = \frac{o u t p u t f o r c e}{i n p u t f o r c e} = \frac{6 \times 9.8}{72} = . 82$ ,
Regard