Kerala PSC Previous Years Question Paper & Answer

Title : Junior Instructor Mechanical Agricultural Machinery
Question Code : A

Page:3


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Junior Instructor Mechanical Agricultural Machinery' And exam conducted in the year 2021. And Question paper code was '063/2021'. 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.

page: 3 out of 16
Excerpt of Question Code: 063/2021

063/21

. As per the provision of the Factories Act, every accident is to be reported to the
Inspector within

A) 48 hours B) 12 hours C) 24 hours D) Seven days

. Which one of the following is a finishing process ?
A) Sintering B) Engraving C) Rolling D) Forging

3. The system used for mass production of identical parts within specified limits of sizes

for selection of components at random is known as
A) Simplification B) Automation
C) Standardization D) Inter changeable system

. The most abundantly used material in industry is
A) Cast iron B) Mild steel
C) High carbon steel D) Medium carbon steel

. Grey cast iron gives grey fracture due to the
A) Cementite B) Graphite C) Ferrite D) Pearlite

. Bearing materials should possess
A) High compressive strength B) Hard core
C) High hardness D) High tensile strength

. Accuracy of a measuring instrument is
A) 115 capability to indicate the same reading again and again of a job
B) The closeness of reading that can be taken with it

C) The smallest value that can be measured with its use
)

D) The closest reading to its true size

~ A metric vernier caliper is having 25 divisions on vernier scale. These 25 divisions
match with 24 divisions of main scale. If one main scale division = 0.5 mm, the least
count of the vernier caliper is

A) 0.01 mm B) 0.005 mm C) 0.02 mm D) 0.001 mm

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