With regard to bevel gears, the angle between top of teeth and the gear axis is termed root angle.

Name: With regard to bevel gears, the angle between top of teeth and the gear axis is termed root angle.
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Question

Quizplus · Accepted Answer

The angle between the top of the teeth and the gear axis in bevel gears is called the "pitch angle," not the "root angle." The root angle refers to the angle at the base of the teeth.

With Regard to Bevel Gears, the Angle Between Top of Teeth