- #1
luysion
- 35
- 0
Homework Statement
A uniform 10 m long, 50 kg pole is lying on the ground. You get your little brother to lift at one end with an upward force of 100 N. How far from the other end will you need to lift so the pole stays horizontal (in m)? [Hint: Using your little brother as the fulcrum, what upward force, in N will you need to apply?]
Homework Equations
The Attempt at a Solution
Hi, I am really confused as to how to answer this. I know its to do with moments but i don't understand how to use the brother as the fulcrum because how much force does the other brother have to apply? the question doesn't say