1. Physics 218: Mechanics Instructor: Dr. Tatiana Erukhimova Lecture 33

2. H R A frictionless track contains a circular section of radius R as shown. What is the minimum height at which a block must be started in order for it to go around the loop without falling off the track?

3. Torque and Angular Momentum Conservation of Angular Momentum

4. Problem 6 p.267 Consider a massless teeter-totter of length R, pivoted about its center. One kid of mass m 2 sits on the right end and another of mass m 1 sits on the left end. What is as a function of θ, the angle the board makes with horizontal?

5. Have a great day! Hw: Chapter 13 problems and exercises Ch 14: Prs. 1,2,6; Exs. 1,2