Cycloidal teeth consist of
(a) Hypocycloid curve
(b) Epicycloid gear
(c) Both hypocycloid curve and epicycloid curve
(d) None of the mentioned
This was presented to me at a technical round.
This question is from the Terminology of Spur Gears unit in module Rolling Contact Bearings, Spur Gears and Helical Gears of Machine Design