Workshop Technology In welding magnesium with TIG arc welding, direct current with ________ is used. Both (A) and (B) Reversed polarity Straight polarity None of these Both (A) and (B) Reversed polarity Straight polarity None of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the temperature of heat produced by the electric arc is of the order of 6000°C to 7000°C 5000°C to 6000°C 3000°C to 4000°C 4000°C to 5000°C 6000°C to 7000°C 5000°C to 6000°C 3000°C to 4000°C 4000°C to 5000°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In die casting, machining allowance is Not provided Large Small Very large Not provided Large Small Very large ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the electric arc is produced between the work and the electrode by Contact resistance Flow of current Voltage All of these Contact resistance Flow of current Voltage All of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The electron beam welding can be carried out in Vacuum A pressurized inert gas chamber A shielded gas environment Open air Vacuum A pressurized inert gas chamber A shielded gas environment Open air ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A file removes the metal during Forward stroke None of these Both forward and return strokes Return stroke Forward stroke None of these Both forward and return strokes Return stroke ANSWER DOWNLOAD EXAMIANS APP
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