How Flatness of clamping surface of the base test is performed?
(a) By placing a straight edge on one gauge block
(b) By placing a straight edge on four gauge blocks
(c) By placing a straight edge on two gauge blocks
(d) By placing a straight edge on three gauge blocks
This question was posed to me during an internship interview.
The query is from Alignment Tests on Pillar Type Drilling Machine in chapter Machine Tool Metrology of Engineering Metrology