Which of the following is the first step in the method of measuring an internal taper in a blind hole?
(a) Balls are placed in bottom of the taper
(b) All the balls are placed over the support
(c) Pins are placed in bottom of the tape
(d) All the pins are placed over the support
The question was asked during an online interview.
The query is from Measure an Internal Taper in Blind Hole in division Miscellaneous Measurements (EM) of Engineering Metrology