Kerala PSC Previous Years Question Paper & Answer
Page:7
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Junior Instructor (Turner) (NCA- LC/AI)' And exam conducted in the year 2023. And Question paper code was '159/2023/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.
B:-0.6134 P
C:-0.6495 P
D:-0.6314 P
Correct Answer:- Option-B
Question34:-In thread assembly the contact between the male and female threads
takes place on the
A:-Crests
B:-Roots
C:-Pitches
D:-Flanks
Correct Answer:- Option-D
Question35:-Root diameter of a thread is another name for
A:-Minor diameter
B:-Major diameter
C:-Pitch diameter
D:-Base diameter
Correct Answer:- Option-A
Question36:-Which one of the screw thread elements is NOT checked with the
thread ring gauge?
A:-Profile
B:-Helix angle
C:-Pitch diameter
D:-Pitch
Correct Answer:- Option-B
Question37:-Which is the speed ratio of gear train is
A:-N1/N2 = T2/T1
B:-N1/N2 = D1/D2
C:-T1/T2 = N2/N1
D:-D1/D2 = N2/N1
Correct Answer:- Option-A
Question38:-A screw thread is formed on a cylindrical surface by cutting
A:-Square grooves
B:-V-grooves
C:-Half round grooves
D:-Helical grooves
Correct Answer:- Option-D