Question

How much work would it take to push a `3 kg` weight up a `11 m` plane that is at an incline of `pi / 6`?

Answer 1

`E_p=W=161,87J`

Explanation:

`"the given data"`
`l=11m`
`theta=pi/6`
`m=3 kg`
`h=l*sin theta`
`h=11*0,5=5,5 m`
`E_p=W=m*g*h`
`E_p=W=3*9,81*5,5`
`E_p=W=161,87J`