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Lecture: 41 Review unit4. (iq38)

Demo: Conservation of angular momentum:

o Zero torque

o Changing I leads to the change in angular momentum. IQ 11.5.1, 11.5.4

Comments on selected topics:

o The link: “Discussion on selected MI topics”, item1: Comments on page 1 …

o Collisions:

1. Perfectly inelastic collision Q10.2b, Q10.2c

2. Probe + multiparticle system. (Reflection4)

o Planetory motion: (Reflection 5).

o Kepler’s second law.

o E, K, U curves in planetary motion

o 3-body problem satellite, earth moon

o

Course Instructor’s Survey

Announcement:

o If you have any concern on your Quest record please contact Matt or myself. The deadline for submitting your complaints is 5pm this Friday, Dec 3. (Please inform Matt if there are further technical difficulties with Quest)

o My office hours today: 2:45 to 4:10. Also, you can see me immediately after the class.

o Remainder of this semester:

o F: Review for final-I

o M(12/6): Instructor’s review for final, 12-1pm RLM 7.104

o Office hours next week: M(12/6) 1-2pm, W(12/8) 12-1pm.