Differences
This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision Next revisionBoth sides next revision | ||
183_notes:examples:a_meter_stick_on_the_ice [2014/11/16 21:40] – pwirving | 183_notes:examples:a_meter_stick_on_the_ice [2014/11/20 16:00] – pwirving | ||
---|---|---|---|
Line 6: | Line 6: | ||
=== Facts === | === Facts === | ||
+ | Mass of meter stick 300g | ||
+ | Pull at end of meter stick at right angles to the stick: 6N | ||
+ | Remember a meter stick is a meter long | ||
Line 13: | Line 16: | ||
=== Lacking === | === Lacking === | ||
+ | Rate of change of the center-of-mass speed $v_{CM}$? | ||
+ | Rate of change of the angular speed $\omega$? | ||
=== Approximations & Assumptions === | === Approximations & Assumptions === | ||
+ | No friction due to ice | ||
Line 27: | Line 33: | ||
Surroundings: | Surroundings: | ||
- | {{183_projects: | + | {{183_projects: |
+ | $\frac{d\vec{P}}{dt}$ = $\vec{F}_{net}$ | ||
+ | $\frac{d\vec{L}_{rot}}{dt}$ = $\vec{\tau}_{net, | ||
+ | |||
+ | $\tau = r_{A}Fsin \theta$ | ||