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 (Mechanic Motor Vehicle)' And exam conducted in the year 2023. And Question paper code was '195/2023'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. 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.
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The thread angle of an ISO metric thread is :
(A) 47.5° )8( 55
(C) 60° (D) 90°
For cutting soft materials, the hacksaw blade should have :
(ಸಿ) Coarse pitch (B) Medium pitch
(C) Fine pitch ൯) All the above mentioned
The electrolyte used in the lead-acid storage batteries is a solution of :
(A) Hydrochloric acid (8) Phosphoric acid
(C) Sulphuric acid (D)_ Boric acid
Which test is used to determine whether the battery plates are defective or not?
(^) Specific gravity test (B) Open volt test
(C) High discharge test (D) Cadmium test
Which of the following is provided to charge the battery constantly?
(A) Ignition coil (B) Generator
(C) Fuse box (D) ECU
A starter solenoid consists of two coils. These are called :
(^) Push-in and pull-out (2) Push-in and hold-out
(೮) Pull-in and hold-in (1) Pull-in and push-out
In an alternator the magnetic field produced in the :
(^) Rotor (B) Stator
(C) Frame (D) Regulator
Which one of the following can be used to convert A.C to D.C?
(^) Rectifier ൯) Induction coil
(C) Condenser (D) Brushes
Ina starter motor, the field windings are wound around :
(A) Armature (B) Commutator
(C) Brush (D) Pole shoes
Any short-circuit in armature windings may be tested witha :
(A) Voltmeter (B) Growler
(C) Multimeter (D) None of the above
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