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 'Tradesman (Welding)' And exam conducted in the year 2022. And Question paper code was '111/2022'. 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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Which is the operation to relieve residual stresses from the welding point?
(^) Drilling (2) Peening
(0) Preheating (1) Postheating
Which method is suitable for surfacing the metal part and for high quality of weld and high
deposition rate?
(A) Oxy-Acetylene method ൯ MMAW
(C) MIG Welding (D) SAW
What is the purpose of metal build up on the worn out metal parts?
(A) To change its dimensions
൯) To reduce its shape and properties
(C) To make them good as new and obtain require properties
(D) To get brightness
Which electrode is used in plasma arc welding?
(^) Cast iron (B) Mild steel
(C) Tungsten (D) Stainless steel
Which type of transformer is used in arc welding?
(^) Step up (B) Step down
(C) Laminated core (D) Phase shifting
Welding transformers are equipped with condensers to improve :
(A) Current (B) Voltage
(C) Resistance (D) Power factor
What is defined as the vertical position of groove welding?
(A) 1G (B) 2G
( 86 (D) 6G
Which of the accessories should be worn during overhead welding?
(^) Helmet (B) Sunglass
(C) Safety belt (D) Apron
Which type of polarity is used in aluminium welding?
(^) Self polarity (B) Moderate polarity
(C) Reverse polarity (D) Straight polarity
111/2022 8 A