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 (Fitting)' And exam conducted in the year 2022. And Question paper code was '112/2022'. 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.
93. What is the storing capacity of oxygen cylinder?
(A) 7m (B) 10m
(0) 1403 (0) 15೫೫
94. Which process blow out the cylinder valve socket before connecting the regulator?
(A) Cracking ) ععلة عاعوظ
)© Flash back (D) Pressure testing
95. Which flux used for soldering steel?
(^) Zinc chloride (B) Resin
(C) Ammonium chloride (D) Tallow
96. Which factor determine the current setting during welding?
(^) Types of joint (B) Position of weld
(C) Length of electrode (D) Diameter of electrode
97. What is the colour painted on the acetylene gas cylinders?
(^) Black (B) Green
(C) Blue (D) Maroon
98. Which arc welding machine provides better heat distribution in the electrode and job?
(^) Rectifier set (B) Motor generator set
(C) Welding transformer (D) Engine generator set
99. What is the disadvantage of AC welding transformer?
(A) More initial cost
(B) Not free from arc blow
(C) More maintenance cost
(D) Not suitable for welding non ferrous metal
100. What will cause if the nozzle touches the molten pool?
(A) Spark (B) Smoke
(C) Back fire (D) Flash back
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