1. http://www.lab-initio.comhttp://www.lab-initio.com (nz183.jpg)

2. Today’s lecture is unofficially brought to you by The Museum of Electricity

3. Announcements  Exam 1 is Tuesday, February 16, 5:00-6:00 pm. Exam rooms (on next slide) will be posted on the Physics 2135 web site under “Course Information.”  One of the homework problems for tomorrow is Special Homework #4. You can find it on the web here.here  Wednesday of this week is deadline to submit the appropriate memo or e-mail regarding an exam conflict. Follow this web link for instructions on what to do. this web link

4. Know the exam time! Find your room ahead of time! If at 5:00 on test day you are lost, go to 104 Physics and check the exam room schedule, then go to the appropriate room and take the exam there. Exam is from 5:00-6:00 pm!  Physics 2135 Test Rooms, Spring 2016: InstructorSectionsRoom Dr. HaleG, J125 BCH Dr. KurterD, F104 Physics Dr. MadisonH, N199 Toomey Mr. NobleB, EB-10 Bert. Dr. ParrisK, MG-31 EECH Mr. UpshawA, C, LG-3 Schrenk Special AccommodationsTesting Center

5. More Announcements  Exam 1 special arrangements: Test Center students: you need to make an appointment with Testing Center. By before now. I will send you a confirming e-mail by the end of Tuesday during the week before the exam. If you do not receive the e-mail, you are NOT on the Test Center list!

6. More Announcements  LEAD Schedule (lead.mst.edu)lead.mst.edu Physics Learning Center, 2-4:30 pm and 6-8:30 pm Monday, Wednesday, rooms 129/130 Physics. Tutor available, 7-9 pm Monday through Thursday; check the LEAD schedule. Other LEAD Tutors available; check the schedule here. (You can get one-on-one tutoring if you don’t like the group environment of the Physics Learning Center).here Burns & McDonnell Student Success Center (B&MSSC) Tutors available; check the schedule here. (Another place to get one-on-one tutoring).here

7. More Announcements  If any of tomorrow’s homework problems involve a ring of charge: there is no starting equation for V on the axis or at the center of ring of charge. You must derive any equation you use.  If any of tomorrow’s homework problems involve a spherically-symmetric charge distribution: do not use the starting equation for V due to a point charge. You must derive any equation you use.