WELDING TECHNIQUES - Quiz

1) What is the effect due to long arc in welding shown in drawing?

Normal penetration More penetration Less penetration Less weld deposit

2) Which type of polarity used in bare wire electrode

Straight polarity Reverse polarity AC Transformer Rectifier set

3) What are the two types of MS pipes?

Forged pipe / Rolled pipe Strip rolled / moulded type Bent sheet pipe / Hot forged Seamless pipe / Resistance welded pipe

4) Which type of electrode produces short arc length?

Heavy coated electrodes Light coated electrodes Medium coated electrodes Super heavy coated electrodes

5) Which type of arc length produces deep penetration weld?

Long arc length Short arc length Medium arc length Too long arc length