How the error in angle measurement can be decreased when the internal taper of the blind hole is measured?
(a) Increase the height of slip gauge combination
(b) Decrease the height of slip gauge combination
(c) In place of balls, pins are used
(d) Balls of different diameter are used
I got this question in examination.
The above asked question is from Measure an Internal Taper in Blind Hole topic in portion Miscellaneous Measurements (EM) of Engineering Metrology