32) In SMAW, bead width and height will be more if:

welding current is decreased

electrode angle is decreased

welding speed is decreased

arc length is decreased

Answer is:

welding speed is decreased

ISRO Technician-B Welder Question Paper - 2016 (Set -1) with Answer Key

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33) Which of the following carbon steels is most weldable?

0.15% Carbon steel

0.30% Carbon steel

0.5% Carbon steel

0.75% Carbon steel

Answer is:

0.15% Carbon steel

34) Straight polarity welding refers to:

Electrode holder is connected to negative and work to the positive

Holder connected to positive and work to negative

Holder is positive and work is earthed

Work is positive and holder is earthed

Answer is:

Electrode holder is connected to negative and work to the positive

35) Brass is gas welding using

Oxidising flame

Carburising flame

Neutral flame

Cannot be welded by gas welding process

Answer is:

Oxidising flame

36) The temperature range for soldering process

40 to 100 degree celsius

180 to 250 degree celsius

300 to 500 degree celsius

600 to 900 degree celsius

Answer is:

180 to 250 degree celsius

ISRO Technician-B Welder Question Paper - 2016 (Set -1) with Answer Key

For more MCQ's Click Here

32) In SMAW, bead width and height will be more if:

welding speed is decreased

ISRO Technician-B Welder Question Paper - 2016 (Set -1) with Answer Key

Related ISRO Technician-B Welder Question Paper - 2016 (Set -1) with Answer Key

33) Which of the following carbon steels is most weldable?

0.15% Carbon steel

34) Straight polarity welding refers to:

Electrode holder is connected to negative and work to the positive

35) Brass is gas welding using

Oxidising flame

36) The temperature range for soldering process

180 to 250 degree celsius

ISRO Technician-B Welder Question Paper - 2016 (Set -1) with Answer Key