An object with a mass of $7 kg$ is hanging from an axle with a radius of $6 m$ . If the wheel attached to the axle has a radius of $32 m$ , how much force must be applied to the wheel to keep the object from falling?

Question

1277 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2017-03-01T10:22:15

The force is $=12.86N$

enter image source here

The load is $=7gN$

The radius of axle is $=6m$

The radius of wheel is $=32m$

The effort is $=Ekg$

Taking moments about the center of the axle

$7g*6=E*32$

$E=(42g)/32=1.31gN$

Force =1.31gN=12.86N

An object with a mass of 7 kg7 kg is hanging from an axle with a radius of 6 m6 m. If the wheel attached to the axle has a radius of 32 m32 m, how much force must be applied to the wheel to keep the object from falling?