Related Questions

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
তড়িৎদ্বার দুটির বিজারণ বিভব যথাক্রমে -0.76 V এবং +0.80 V । এই তড়িৎদ্বার দুটি দ্বারা তৈরি কোষের মোট বিভব কত? (The reduction potentials of two electrodes same are -0.76 V and +0.80 V, respectively. what is the EMF of a cell constructed using these two electrodes?)
A -0.04 V
B +0.04 V
C -1.56 V
D +1.56 V
Which of the following arc welding processes does not use consumable electrodes?
A GMAW
B GTAW
C Submerged Arc Welding
D None of these
The electrodes used in spot welding have a tip of
A Stainless steel
B Aluminium
C Copper
D Brass
Coating provided on the electrodes used in the arc welding is not expected to
A Add alloying elements
B Prevent electrode from contamination
C Stabilise the arc
D Provide protective atmosphere to weld
In TIG welding, thoriated tungsten electrodes are used, because it
A Has higher current carraying capacity
B Has better electron emissivity
C Is stronger than ordinary tungsten
D Is easy to prepare
Consumable electrodes are used in the __________ welding.
A Gas
B Arc
C Thermit
D Resistance

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