A wheel and axle...what is the mechanical advantage?

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A wheel and axle...what is the mechanical advantage?

A wheel is used to turn a valve stem on a water valve. If the wheel radius is 1 foot and the axle radius is .5 inches, what is the mechanical advantage of the wheel and axle??

2007-02-06 23:58:00 · 3 answers · asked by megans 1 in Cars & Transportation ➔ Other - Cars & Transportation

3 answers

mechanical advantage is output/input
so output is .5 inches and input is 12 inches, divide .5 by 12
so its 1/24

2007-02-07 00:08:18 · answer #1 · answered by poseidenneptune 5 · 0⤊ 0⤋

MA of wheel and axle is radius of wheel/radius of axle
the MA is 24 to 1

2007-02-07 09:39:56 · answer #2 · answered by science teacher 7 · 0⤊ 1⤋

It won't work without them

2007-02-07 08:33:36 · answer #3 · answered by Always Hopeful 6 · 0⤊ 2⤋