Kerala PSC Previous Years Question Paper & Answer
Page:6
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.
D:-4 mm
Correct Answer:- Option-B
Question28:-Screw threads are produced without metal removal by a process called
as
A:-Thread cutting
B:-Thread chasing
C:-Thread rolling
D:-Tapping
Correct Answer:- Option-C
Question29:-In screw jacks, the threads used are
A:-BSW
B:-V
C:-Square
D:-BA
Correct Answer:- Option-C
Question30:-When an external gear is meshed with an external gear, the gears will
rotate in
A:-Same direction
B:-Opposite direction
C:-Will not rotate
D:-None of these
Correct Answer:- Option-B
Question31:-Which gauge is used to check the internal threads?
A:-Plug gauge
B:-Thread plug gauge
C:-Ring gauge
D:-Thread ring gauge
Correct Answer:- Option-B
Question32:-B.S.F screw threads are generally used for
A:-Electrical goods
B:-Lathe lead screw
C:-Screw jack
D:-Fly press
Correct Answer:- Option-A
Question33:-The depth of indian standard (BIS) thread is
A:-0.6000 P