In welding copper alloys with TIG arc welding Options: A . &nbspDirect current with straight polarity is used B . &nbspDirect current with reversed polarity is used C . &nbspAlternating current is used D . &nbspAny one of these

In welding copper alloys with TIG arc welding

Question

In welding copper alloys with TIG arc welding

Options:

A . Direct current with straight polarity is used

B . Direct current with reversed polarity is used

C . Alternating current is used

D . Any one of these

Answer: Option A

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Question 1. A basic shaft is one whose....

Question 2. A basic hole is one whose....

Question 3. In spot welding, the distance between the nearest edge of the plate and centre of weld should be equal to....

Question 4. The welding set up is said to have straight polarity, when....

Question 5. The algebraic difference between the minimum limit and the basic size is called....

Question 6. Riddle is used for....

Question 7. The directional solidification in casting can be improved by using....

Question 8. In a compound die....

Question 9. In a simple die....

Question 10. Linde welding uses....

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