Related Questions

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
In which type of welding a gas shield, a consumable electrode is used and the welding can be done in all positions.
A ARC welding
B Submerged ARC welding
C TIG welding
D MIG welding
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 arc welding, the electric arc is produced between the work and the electrode by
A Voltage
B Flow of current
C Contact resistance
D All of these
The material used for coating the welding electrode is termed as the
A Flux
B Slag
C Protective layer
D Binder
Silver chloride electrode is used as a reference electrode due to its
A Large half cell potential
B Stable half cell potential
C Stable resting potential
D Stable action potential
The air gap between the central electrode and ground (or side) electrode of a spark plug is around
A 0.2 mm
B 0.5 mm
C 1 mm
D 1.5 mm
In electric resistance welding, voltage required for heating is
A 1 to 5 volts
B 6 to 10 volts
C 11 to 20 volts
D 50 to 100 volts

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