WELDING - Practice Mode

1) What is the oxygen cylinder colour?

Red Blue Black Maroon

Correct Answer: Black

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

Correct Answer: Very easy to remove the deposited slag

3) What is the storing capacity of oxygen cylinder?

7 m3 10 m3 14 m3 15 m3

Correct Answer: 7 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

Correct Answer: Leather apr

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

Correct Answer: Shut off acetylene valve first next oxygen valve

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