Which of the following statement is correct for gears?
(a) The addendum is less than the dedendum
(b) The pitch circle diameter is the product of module and number of teeth
(c) The contact ratio means the number of pairs of teeth in contact
(d) All of the mentioned
The question was posed to me during an interview.
The question is from Comparison Between Involute and Cycloidal Gears topic in chapter Toothed Gearing & Gear Trains of Machine Kinematics