Answer Key: Getting in Gear_Unit Level

Answer Key: Unit Quiz

  1. Gear Ratio = 8/24 = 1/3, this is an example of gearing down, since 1/3 < 1.

  2. You want to gear up when you want more speed (at the expense of torque).  A dragster is an example of when you would want to gear up.

  3. You want to gear down when you want more torque (power).   Climbing a steep ramp or carrying a heavy load are examples of when you would want to gear down.