Page:10
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Machinist (SR for SC/ST)' And exam conducted in the year 2023. And Question paper code was '165/2023/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
Correct Answer:- Option-B
Question51:-What is the property of oil that the oil can with stand high pressure
without squeezing from bearing surface?
A:-Oilness
B:-Viscosity
C:-Pour point
D:-Flash point
Correct Answer:- Option-B
Question52:-How many numbers are in metric tap set?
A:-1
B:-2
C:-3
D:-4
Correct Answer:- Option-C
Question53:-What is the formula to find out RPM of drill?
+ .dx000
AL
0ب
8:
Co फ
02پ
൧:
Correct Answer:- Option-C
Question54:-What is the formula to find tap drill size in general purpose?
A:-Major diameter minus pitch
B:-Major diameter minus 1 x pitch
C:-Major diameter minus 2 x pitch
D:-Major diameter minus 3 x pitch
Correct Answer:- Option-A
Question55:-Which portion of drill the flutes are cut?
A:-Body
B:-Tang
C:-Shank
D:-Point
Correct Answer:- Option-A
Question56:-What is termed as peripheral speed of drill?
A:-Feed
B:-Depth of cut
C:-Cutting speed