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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 major cause for the shimmy effect is :
(A) Wearing out of hub bearing (B) Low tire pressure
(C) Overloading (D) Incorrect wheel alignment
The Davis steering gear mechanism has :
(A) _ less number of sliding pairs resulting in low friction
(B) less number of sliding pairs resulting in high friction
(C) more number of sliding pairs resulting in low friction
(D) more number of sliding pairs resulting in high friction
In recirculating ball type steering gear box the backlash between the sector and the external
teeth on the nut is adjusted by :
(ಹ) turning a screw till the required adjustment is effected
(B) |help of adjuster nut
(C) adding shims to the damper cover plate
(D) adding shims to the bearing cover plate
The purpose of positive castor on wheels is to :
(A) counteracts the effect of centrifugal force and causes rolling in of the vehicle
(B) aids the centrifugal force and causes rolling out of the vehicle
(C) prevent uneven tyre wear
(D) _ bring the wheel to toe-out
The steering road wheel stub axles must be able to twist through a maximum steering angle
of —__———— either side of straight ahead position.
(^) 20° (B) 40°
(©) 60° () 805
Extreme shaking in a steering can be called as:
ھ۵ Drifting (B) Grinding noises
(C) Speed wobble (D) Steering wheel looseness
The axle which helps to maintain wheel alignment and handles side thrust and driving
torque is called as:
(ಹ) semi-floating axle (B) full-floating axle
(C) three-quarter floating axle (D) front axle
In Hotchkiss drive, the rear end torque is absorbed by :
(A) torque tube (2) rear spring
(0) radius rods (D) axle
195/2023 12 A