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HSSC Welder (Gas & AMP; Electric) Instructor, Practical/Dt.-25-12-2021
📆 January 10, 2025
Total Questions: 90
71.
Which of the following is not the basic component of system software?
(a) Operating system
(b) Language processors
(c) Games software
(d) None of the above
Correct Answer:
(c) Games software
72.
Which is the only welding position in the electro slag welding process?
(a) Down head
(b) Vertical
(c) Horizontal
(d) Overhead
Correct Answer:
(b) Vertical
73.
In which welding process is granulated flux fed through a hopper to the welding spot?
(a) GTAW
(b) GMAW
(c) SMAW
(d) SAW
Correct Answer:
(d) SAW
74.
What are the gases mixed for shielding in FCAW?
(a) Argon and O₂
(c) Helium and CO₂
(b) Argon and CO₂
(d) Argon and helium
Correct Answer:
(b) Argon and CO₂
75.
Which gas is suitable for welding stainless steel and nickel alloys by plasma arc welding?
(a) Argon
(b) Helium
(c) Hydrogen
(d) Neon
Correct Answer:
(c) Hydrogen
76.
Which of the following metals have high thermal conductivity?
(a) Brass
(b) Bronze
(c) Copper
(d) Aluminium
Correct Answer:
(c) Copper
77.
Which system of welding is free from "arc blow"?
(a) AC welding
(b) DC reverse polarity
(c) DC straight polarity
(d) Welding with a long arc
Correct Answer:
(a) AC welding
78.
Which heat treatment process is suitable if the material is softened and made suitable for machining?
(a) Annealing
(b) Tempering
(c) Normalising
(d) Hardening
Correct Answer:
(a) Annealing
79.
Full form of MMAW is:
(a) Manual Metal Arc Welding
(b) Molted Metal Arc Welding
(c) Mix Metal Arc Welding
(d) Metal Arc Welding
Correct Answer:
(a) Manual Metal Arc Welding
80.
Argon is supplied in which coloured cylinders?
(a) Brown
(b) Black
(c) Blue
(d) Red
Correct Answer:
(c) Blue
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