Kerala PSC Previous Years Question Paper & Answer

Title : JUNIOR INSTRUCTOR TOOL & DIE MAKER INDUSTRIAL TRAINING English
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 TOOL & DIE MAKER INDUSTRIAL TRAINING English ' And exam conducted in the year 2019. And Question paper code was '051/2019'. 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: 051/2019

051/2019

1. Least count of vernier micrometer is 5
(ಹ) 0.01 mm (B) 0.02 mm (ಲ) 0.001 mm (D) None of these

2. Ina double cut file, one cut is at an angle of 70°. What is the angle of the other cut ?
(ಹಿ) 45 (B 65 © 75 (D) ೫

3. Ra value in microns for Roughness Number N4 is s
(ಹಿ) 0.2 ® o1 © 5 © 5

4, VVVis the Roughness symbol for Roughness grade number
(A) N1 ®) N3
(~) N5 (D) None of the above

5. In assemblies, the parts are located by using taper pins. What is the taper of 5008 0175?
(ಹಿ) 0 ൫ 1:40 © 1:50 (D) 1:20

6. Vernier micrometer have additional equally spaced vernier graduations given above the
datum line, The no. of such vernier graduations are

മട ® 10 © 25 (D) 50

7. Adjustable caliper gauges are used for
(ಹ) Checking the accuracy of vernier calipers
(B) Checking the size of a caliper
(ಲ) Checking internal diameters of parts
(D) Checking external diameters of parts

8. The process of chemical reduction of the iron ore to pig iron is known as s
(ಹ) Melting (B) Refining (C) Smelting (D) Purification

9, The furnace used for the manufacturing of steel from pig iron is known as

(A) Puddling furnace (8) Blast furnace
(~) Bessemer furnace (D) None of the above
A 3

{P.T.O}

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