Question

How much work does it take to lift a `180 kg` weight `4/3 m`?

Answer 1

To lift the mass it takes `2354.4N`.

Explanation:

You know the formula `L=mg(h2-h1)`
At `t=0` `h=0`, so `L=mgh=180kg*9.81m/s^2*(4/3m)`
`L=2354.4N`