Which of the following are true about plasticity?
(a) Permanent Deformation
(b) Ability to retain deformation under load or after removal of load
(c) Plastic deformation is greater than elastic deformation
(d) All of the mentioned
The question was asked while preparing for exams.
This interesting question is from the Bearings unit in chapter Rolling Contact Bearings, Spur Gears and Helical Gears of Machine Design