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| 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 | ||
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| === 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 | ||
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| === 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 | ||
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| {{183_projects: | {{183_projects: | ||
| + | $\frac{d\vec{P}}{dt}$ = $\vec{F}_{net}$ | ||
| + | $\frac{d\vec{L}_{rot}}{dt}$ = $\vec{\tau}_{net, | ||
| + | |||
| + | $\tau = r_{A}Fsin \theta$ | ||