Related Questions

When elements like nickel, chromium, copper and molybdenum are added to the molten cast iron, it produces
A White cast iron
B Nodular cast iron
C Malleable cast iron
D Alloy cast iron
Titanium can be easily welded using __________ welding.
A Submerged arc
B TIG
C Shielded metal arc
D Electroslag
The maximum thickness of the metal which can be welded using ultrasonic welding is __________ mm.
A 0.5
B 3
C 10
D 25
In backhand welding, the angle between the welding rod and the work is ________ as compared to forehand welding.
A Same
B Less
C More
D None of these
In forehand welding, the angle between the welding torch and the work is ________ as compared to backhand welding.
A Same
B Less
C More
D None of these
If the flame of the welding torch is directed towards the progress of welding, then what will you call the welding technique?
A Forehand welding
B Flux cored ARC welding
C Electro slag welding
D Pulsed spray welding
In DC arc welding, if leads are arranged in work as Negative pole of the welding arc and electrode as Positive pole of the welding arc, the arrangement is known as
A Fusion
B Reverse polarity
C Forward welding
D Direct polarity
Filler material used in welding should have __________ as compared to the parent metal to be welded.
A Lower melting temperature
B Same melting temperature
C Same composition
D Both B & C
Steel is welded using the __________ flame.
A Carburising
B Neutral
C Oxidising
D All of the above
A type of welding flows, which is the result of a perfect proportion and mixture of acetylene and oxygen and is used for fusion welding of steel and cast iron, is
A Carburizing flame
B Oxidizing flame
C Oxy-acetylene flame
D Neutral flame

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