Workshop Technology In welding copper alloys with TIG arc welding Direct current with reversed polarity is used Any one of the listed here Alternating current is used Direct current with straight polarity is used Direct current with reversed polarity is used Any one of the listed here Alternating current is used Direct current with straight polarity is used ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The cold chisels are made from Mild steel Cast iron High speed steel Cast tool steel Mild steel Cast iron High speed steel Cast tool steel ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Seam welding is best adopted for metal thickness ranging from 3 to 5 mm 5 to 8 mm 0.025 to 3 mm 8 to 10 mm 3 to 5 mm 5 to 8 mm 0.025 to 3 mm 8 to 10 mm ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In electric resistance welding, voltage required for heating is 50 to 100 volts 11 to 20 volts 6 to 10 volts 1 to 5 volts 50 to 100 volts 11 to 20 volts 6 to 10 volts 1 to 5 volts ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A file removes the metal during Return stroke Forward stroke Both forward and return strokes None of these Return stroke Forward stroke Both forward and return strokes None of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The increase in hardness due to cold working, is called Induction hardening Age hardening Flame hardening Work hardening Induction hardening Age hardening Flame hardening Work hardening ANSWER DOWNLOAD EXAMIANS APP
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