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7.2 Angular & Linear Speed (2 Gears)

7.2 Angular & Linear Speed (2 Gears). Example 1. 2 gears:. 1 st gear: radius = 4 in. 2 nd gear: radius = 7 in. & turns at 84 rev/min. Find angular speed of smaller gear in rad /sec. Large gear:. Must be in radians!. Example 1. Large gear:. Both gears have same linear speed.

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7.2 Angular & Linear Speed (2 Gears)

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  1. 7.2 Angular & Linear Speed (2 Gears)

  2. Example 1 2 gears: 1st gear: radius = 4 in 2nd gear: radius = 7 in & turns at 84 rev/min Find angular speed of smaller gear in rad/sec Large gear: Must be in radians!

  3. Example 1 Large gear: Both gears have same linear speed (ex – bike w/ 2 diff sized tires) Small gear: Convert to radians per sec

  4. Homework #712 Pg. 396 47, 48 Pg. 472 8 – 15 all

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