Extra Education
← All Machine Design questions
1

Operation of helical gears is silent and quiet while the operation of the spur gears is noisy because

Correct Answer: in helical gears, contact begins at one end of the entering tooth and gradually extends along a diagonal line across the tooth face as the gears rotate

Make the most of this question

This page focuses on one Machine Design question from Engineering. After checking the answer, return to the topic list to practice more or run a timed set.

← More Machine Design MCQsAll Engineering topicsMock test hub
Machine Design MCQ: Operation of helical gears is silent and quiet while the operation of the spur gears is noisy because | Extra Education