Backlash is defined as
(a) Difference in the width of tooth space and engaging tooth thickness
(b) Amount by which engaging tooth thickness exceeds the tooth space
(c) Other name for interference
(d) None of the listed
I need explanation for this question from during a campus interview.
The origin of this question is the Inerference, Undercutting & Backlash section in lesson Rolling Contact Bearings, Spur Gears and Helical Gears of Machine Design