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.
111/2022
Maximum : 100 marks
Time : 1 hour and 30 minutes
1. The standard length of the commonly used hacksaw blade is :
(A) 100mm (B) 150 mm
(C) 200mm (D) 250 mm
2. To what angle the center punch is ground?
۵ 30° (B) 40°
(C) 50° (D) 90°
8. The accuracy of measurement with a steel rule is:
(A) 1.0mm (B) 05mm
(C) 0.2mm (D) 0.05 mm
4. For gas cutting of a 8 mm thick plate, how much should be the cutting oxygen pressure?
(A) 1.0 kg/em? (B) 1.4 kg/cm?
(0) 2.1 kg/em? (D) 0.8 kg/cm?
5. While gas cutting, the nozzle should be :
(^) Touches the work (B) 2mm away from work
(C) 5mm away from work ൯) 10mm away from work
6. What type of flame do you set to weld gray cast iron?
(A) Neutral Flame (3) Carburising Flame
(C) Oxidizing Flame (D) Air Flame
7. Oxygen gas will change into liquid condition at :
(A) -195.8 © ൫ ~182.9 °C
(0 -181.7 © 0) -172.8 ©
8. | Which oxy-acetylene flame has an excess of fuel gas?
(4) Oxidizing (B) Neutral
(0) Carburizing (D) None of these
[P.T.0.]