PHYS 1750: SELECTED TOPICS in PHYSICS
LECTURE 12. Momentum.
7.1. | Momentum | ||
1. | Definition: p = mv | ||
2. | So: F = Δp/Δt | ||
7.2. | Impulse: FΔt | ||
7.3. | Conservation of Momentum | ||
1. | Related to Newton's 3rd law | ||
2. | Always true in isolated systems | ||
a. | Bodies moving in gravity | ||
b. | Bodies pushed/pulled by a spring |
Review Questions follow the next lecture.
Lecture 13: Collisions