WELDING - Quiz

1) What is the oxygen cylinder colour?

Red Blue Black Maroon

2) What is the purpose of cellulosic electrode in arc welding process?

Very easy to remove the deposited slag Used for high strength steel It is used for low carbon steel It is suitable for all position

3) What is the storing capacity of oxygen cylinder?

7 m³ 10 m³ 14 m³ 15 m³

4) What is the equipment used to protect the body from flying spark during gas cutting?

Leather cap Leather apr Leather shoes Cutting goggles

5) How to extinguish the flame after use in gas welding?

Shut off oxygen and dip blow pipe in water Shut off oxygen and acetylene valve at a time Shut off oxygen valve first next acetylene valve Shut off acetylene valve first next oxygen valve