Details and Assembled Drawing ACcurACy and Interchangeability Set 2

Which material is used for making the gauges?
(A) Alloy steel
(B) Cast Iron
(C) Cast Steel
(D) Mild Steel
Alloy steel
Which among the following causes first order surface irregularity?
(A) Vibration
(B) Lack of straightness
(C) Feed & speed
(D) Lack of rigidity
Lack of straightness
Which among the following is a type of direct measuring instrument of roughness?
(A) Micro interferometer
(B) Micro meter
(C) Profilometer
(D) Surface dynometer
Profilometer
What is the angle of beam light with the work in microscoping inspection?
(A) 45 Degree
(B) 45 Degree
(C) 75 Degree
(D) 60 Degree
60 Degree