WELDING 2 METAL JOINING AND CUTTING - Quiz

1) What is the pitch of tack weld for M.S. Plates of 3 mm thickness in butt weld?

150 mm 25 mm 250 mm 15 mm

2) What is the ignition temperature of steel for Gas Cutting?

750 Degree Centigrade - 800 Degree Centigrade 800 Degree Centigrade - 900 Degree Centigrade 875 Degree Centigrade - 900 Degree Centigrade 900 Degree Centigrade - 950 Degree Centigrade

3) Which electrode material is used for plasma cutting?

3% thoriated tungsten 4% thoriated tungsten 2% thoriated tungsten 5% thoriated tungsten

4) What is the temperature range of plasma stream?

Upto 2000 Degree Kelvin Upto 20012 Degree Kelvin Upto 20000 Degree Kelvin Upto 20020 Degree Kelvin

5) What is the term for the straight distance between the Electrodes tip and job surface at arc formation?

Arc blow Arcing force Arc length Arc leg