- #1
Mzaa
- 4
- 1
Homework Statement
https://www.img.in.th/image/VNYMHY
https://www.img.in.th/image/VNYKDv
This is my homework,but I have a problems with question no.2
Homework Equations
The Attempt at a Solution
I tried to used energy conservation rule to get that the speed is √2gh ,but I don't know how to know the angle after that passing through.