Kerala PSC Previous Years Question Paper & Answer

Title : Junior Instructor (Sheet Metal Worker) - Industrial Training
Question Code : A

Page:7


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name ' Junior Instructor (Sheet Metal Worker) - Industrial Training ' And exam conducted in the year 2020. And Question paper code was '025/2020'. 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: 7 out of 14
Excerpt of Question Code: 025/2020

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Name the alloy from the following combinations, Al 92.5%, Cu 4% ,Ni 2% ,Mg 1.5% :
(^) Aldural (B) Gun metal
(@ Y Alloy (D) Duralumin

Which steel is used for making permanent magnet?
(A) Cobalt Steel (B) Molybdenum steel
(C) Vanadium steel (D) Nickel steel

Calculate the RPM for a high speed steel drill of 24 dia in MS (Cutting speed of MS is 30)?
(A) 1827 (B) 106
(C) 597 (D) 398

Which type of tool is used for producing number of bends on the same component clearance
for previous bends has to be considered in press brake?

(4) Flattening tool (B) Radius Tool
(C) Goose neck punch () Channel die

The operation of forming impressions of figures, letters is called :
(4) Coining (B) Embossing
(C) Drawing (D) Plunging

The process of making clean and scratch free surface is called :
(A) Polishing (B) Grinding
(C) Sanding (D) None of these

Which type of buffing material is a powdered lava, white in colour used for Scrubbing,
cleaning and polishing?

(^) Tripoli (B) Rogue
(C) Whiting (D) Pumice

Which is not a part of portable hand operated pipe bending machine?
‏ھ)‎ Tripod stand (B) Pipe stock lever
(C) Bleed screw (D) Inside former

9 025/2020
[P.T.0.]

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