Kerala PSC Previous Years Question Paper & Answer
Page:12
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.
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Volume of a sphere of radius ‘R’ is :
(4). 4/3 ®) 7
© جا @) ५4/७०
What 15 the size of gas nozzle used for 6 mm diameter tungsten in TIG welding process?
ക 10 @) 115
© 12 D) 16
What does the letter k’ indicate in the electrode coating 7754267۶
(4) Iron powder electrode with 130 to 149% recovery
(B) Iron powder electrode with 110 to 129% recovery
(C) Radiography quality electrode
(D) Low hydrogen electrode
If a worker has suffered from electric shock, he should be : -
(ക) Given an alcoholic drink (B) Given a cold drink
)© Made to walk (D) Kept warm and covered
Which of the following resistance welding machine is used to join pipe sections end to end?
(4) Projection (8) Butt
(C) லைஸ் (D) Seam
In MIG/MAG welding filler wire is used, when the filler wire is copper coated?
(A) To prevent base metal reaction (B) To prevent atmosphere
(©) To prevent gas shield (D) To prevent rust
In which solution the filter paper is soaked to test the purity of generated acetylene gas?
(ಗ) Copper sulphate (B) Silvernitrate
(0) Caustic soda (D) Sodium nitrate
is the distance between the end of the contact tube and the tip of the electrode
in GMAW process.
(മ Stick out (B) Arclength
(C) Tip to work distance (D) Gangue length
126/2015 14 A
