WELDABILITY OF STEEL - Practice Mode

1) What is the current range required for 3.15mm dia MS electrode in arc welding?

40 - 50 A 50 - 60 A 70 - 80 A 100 - 110 A

Correct Answer: 100 - 110 A

2) What is the name of last bit of an discarded electrode?

Red end Dead end Stub end Waste end

Correct Answer: Stub end

3) How many groups of mild steel pipes are there?

Two groups Five groups Four groups Three groups

Correct Answer: Two groups

4) How a pipe is specified?

Dia only Length only Outer dia only Outer dia x inner dia x length

Correct Answer: Outer dia x inner dia x length

5) What should be the bevel angle for edge preparation of 6mm thick pipe welding?

30 Degree - 35 Degree 40 Degree - 45 Degree 60 Degree - 65 Degree 70 Degree - 75 Degree

Correct Answer: 30 Degree - 35 Degree

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