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 'WELDER STATE WATER TRANSPORT' And exam conducted in the year 2015. And Question paper code was '126/2015'. 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.
61. The hottest temperature oxy acetylene flame is :
(4) Neutral flame (B) Carburizing flame
(€) Oxidizing flame യ LPG flame
62. The nozzle size ग blow pipe for gas welding 4 mm thick plates :
ಯ) 10 8). 2
(0 25 ® 5
68. In high pressure oxy acetylene plant the maximum pressure of acetylene gas is :
(5) 5 Kglem? (B) 15 Kg/em?
(©) 20 Kg/lem? (D) 25 Kg/em?
64. For complete combustion one volume of acetylene requires —————— volume of oxygen.
@ 3 8) 5
© 15 D) 25
65. Commutators are made out வீ:
(ക) Mild segment (0) Aluminum segments
(C) Copper segments (D) 0981 iron segments
66. In straight polarity the heat distribution in electrode side is :
(ക) 18 (8) 3
© 33 D) 12
67. 1/4 of 3/5 of 6/5 8 Number is 54. What is the number?
(A) 280 (8) 250
(€) 300 D) 150
68. The value of x and y for the equation X+3Y =15 and 5X-2Y=Tare: `
ல ௧8 (8) 4,3
© 35 ४ യ 84
69. If the diagonal of a square is 0-3 . Then the area of this square will be :
ಯ) 66 (®) 50
(¢) 60 (D) 54
126/2015 10 A
