Задача 10590.

The ball slides in one case without rotation, in the other - without slipping rolls with an inclined plane with a height of 2 m at the end determine the speed of descent in the two cases.. Friction neglected.

Detailed solution with a short recording conditions, laws and formulas used in the decision, the withdrawal of the calculation formula and the answer.
If you have any questions about the decision to write. I try to help.