Kerala PSC Previous Years Question Paper & Answer
Page:12
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.
B:-Clearance angle
C:-End cutting edge angle
D:-Side cutting edge angle
Correct Answer:- Option-B
Question63:-What is the accuracy of work that can be trued by 4-jaw chuck?
A:-0.02 mm
B:-0.04 mm
C:-0.05 mm
D:-0.07 mm
Correct Answer:- Option-A
Question64:-Which type of knurling tool has got one roller right hand helical teeth
and others have left hand helical teeth?
A:-Cross knurling
B:-Concave knurling
C:-Straight knurling
D:-Diamond knurling
Correct Answer:- Option-D
Question65:-What is the name of the operation in a lathe for removing the metal
from the work piece by feeding the tool at right angles to the axis of the work?
A:-Facing
B:-Knurling
C:-Step turning
D:-Plain turning
Correct Answer:- Option-A
Question66:-Which one of the following is the advantage of taper turning
attachment over tail stock off set method?
A:-Good surface finish
B:-Lengthy taper can be produced
C:-Job can be held between centres
D:-Power feed can be given for both internal and external taper
Correct Answer:- Option-D
Question67:-The grade of slip gauges are used for general workshop application is?
A:-Grade | accuracy
B:-Grade 'O' accuracy
C:-Grade 'OO' accuracy
D:-Grade 2 accuracy
Correct Answer:- Option-D