'(<a href="http://www.j-archive.com/media/2011-01-28_J_11.wmv">Jimmy of the Clue Crew shows an animation on the monitor.</a>)  Planetary gear systems have many uses, including car transmissions; the gear set consists of a ring gear & multiple planet gears that rotate around this aptly-named gear'
the sun gear
ENGINEERING: Planetary gear systems have many uses, including car transmissions; the gear set consists of a ring gear & multiple planet gears that rotate around this aptly-named gear
Planetary gear systems have many uses, including car transmissions; the gear set consists of a ring gear & multiple planet gears that rotate around this aptly-named gear
Planetary gear systems have many uses, including car transmissions; the gear set consists of a ring gear & multiple planet gears that rotate around this aptly-named gear
ENGINEERING
the sun gear
ENGINEERING