1. PHY 2049: Physics II
Tutoring Center is open in room NPB 1100, M-F 10:00AM -3:00PM. It is free.
Hopefully all webassign problems have been
solved. Please see me immediately after the class if there is still an issue.

2. PHY 2049: Physics II
About bicycle riding: If some one shows you a trick, it means that,
It is possible to do that trick
The person who showed you, can do the trick.
It does not mean that you can do the trick.
Try it a lot of times and you can too.

3. Some old business:
What is the electric field
of a shell
of a uniform spherical charge distribution?
What is the potential for each of the above?

4. PHY 2049: Physics II Some old business
The potential of a uniform spherical charge.
Calculate electric field, integrate it to get the potential E r R V V