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 TECHNICAL EDUCATION TVM KLM PTA KTM EKM TSR MPM KKD KNR DISTS' And exam conducted in the year 2014. And Question paper code was '147/2014'. 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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The percentage of carbon in acetylene gas is .
(५) 99% ட 92% (©) 89% യ) 85%
The size of the nozzle to be selected for gas welding process varies according to the
(A) thickness of metal (18) welding position
[0 ട്ട of filler rod (D) pressure of Gas
What defect is caused by gas entrapment in arc welding process ?
(A) Crack (8) Slag (C) Llack of fusion (D) Porosity
The angle of blow pipe to the line of weld in leftward welding technique is :
(A) 401೧ 507 (8) டல (€) 601070" (D) 70 to 80
What is the name of the unit of a TIG welding machine which helps to strike the arc without
touching the electrode with the base metal ?
(ക) Wire feeder (18) High frequency யாம்!
(C) Shielding gas (D) DC suppressor unit
Standared size of flux coated electrode length is :
(A) 350 mm, 450 mm (B) 450 mm, 550 mm
{C) 250 mm, 350 mm (D) 150 mm, 250 mm
What is the melting point of aluminium ?
(A} 1530" (8) ۴ (©) 659°C (D) 2500
The colour of Oxygen cylinder is _ +
(A} Blue (ए) 880 (ಲ) 16 (D) വലിയ
A groove or channal formed in the parent metal at the toe of the weld is called :
(५) Undercut (8) Distortion (त) ಹಂ 810% (D) 0:07
Name the power source suitable for welding aluminium in TIG welding :
(A} AC welding machine (8) DC welding machine
(C) Welding generator (D) None of these
147/2014 6 A
