Kerala PSC Previous Years Question Paper & Answer
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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:-Tool makers vice
C:-Leg vice
D:-Bench vice
Correct Answer:- Option-C
Question6:-Which of the following standard taper is used in shanks of twist drill and
remears?
A:-Morse taper
B:-Brown and sharpe taper
C:-Metric taper
D:-Jarno taper
Correct Answer:- Option-A
Question7:-Choose the direction of tool movement with reference to the Lathe axis
in tail stock setover method.
A:-Inclined at required angle
B:-Perpendicular
C:-Parallel
D:-None of the above
Correct Answer:- Option-C
Question8:-What type of standard taper is used on the external taper of lathe
spindle nose where chuck or face plate is mounted?
A:-Morse taper
B:-Brown and sharpe taper
C:-Jarno taper
D:-Metric taper
Correct Answer:- Option-C
Question9:-Which one of the following is the advantage of taper turning attachment
over tail stock offset method?
A:-Good surface finish
B:-Long tapers can be produced
C:-Job can be held between centers
D:-Power feed can be given for both internal and external taper
Correct Answer:- Option-D
Question10:-State the most commonly used standard taper in industries.
A:-Morse taper
B:-Brown and sharpe taper
C:-Metric taper
D:-Jarno taper