Kerala PSC Previous Years Question Paper & Answer

Title : Junior Instructor-Lift and Escalator Mechanic
Question Code :


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name ' Junior Instructor-Lift and Escalator Mechanic' And exam conducted in the year 2020. And Question paper code was '003/2020/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.

page: 10 out of 11
Excerpt of Question Code: 003/2020/OL

Correct Answer:- Option-A
Question88:-Aluminium conductor cables can be joined by
A:-gas welding
D:-thermite welding
Correct Answer:- Option-C
Question89:-Minimum distance of underground cable from the foundation of the building should be
A:-100 cm

Correct Answer:- Option-C
Question90:-Resolution of an instrument is
A:-the minimum quantity it can measure
B:-the maximum quantity that can measure
C:-the maximum non linearity
D:-ability to distinguish polarity
Correct Answer:- Option-A
Question91:-The response of a galvanometer is independent of its
A:-controlling torque
-number of turns
-circuit resistance
D:-none of these
Correct Answer:- Option-C
Question92:-A dynamometer type wattmeter response to the
A:-average value of active power
-average value of reactive power
C:-peak value of active power
D:-peak value of reactive power
Correct Answer:- Option-A
Question93:-Permission for addition/alteration in the lift installation is granted in
A:-Form F
-Form B
C:-Form D
D:-Form H
Correct Answer:- Option-B
Question94:-The licence for existing lift/escalator is issued in?
A:-Form F
B:-Form B
C:-Form D
D:-Form H
Correct Answer:- Option-A
Question95:-Motor used for elevators is generally
-synchronous motor
:-induction motor
C:-capacitor start single phase motor
D:-any of the above
Correct Answer:- Option-B
Question96:-A synchronous motor is found to be more economical when the load is above

D:-100 kw
Correct Answer:- Option-D

Question97:-According to Indian Electricity rules, extra high voltage implies voltage exceeding.
A:-440 V

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Junior Instructor-Lift and Escalator Mechanic : Video