Welding and Heat Treatment MCQ with Answers

Welding and Heat Treatment MCQ with Answers

6) What is the colour of acetylene gas cylinder?

Answer is:

Maroon

Explanation:

In gas welding the acetylene cylinder is painted with maroon colour.

What is the colour of acetylene gas cylinder?

7) What is the colour of oxygen gas cylinder?

Answer is:

Black

What is the colour of oxygen gas cylinder?

8) What is the colour of hose carrying oXygen?

Answer is:

Black

What is the colour of hose carrying oXygen?

9) What is the colour of hose carrying acetylene?

Answer is:

Maroon

Explanation:

In gas welding the acetylene cylinder is painted with maroon colour.

What is the colour of hose carrying acetylene?

10) Which type of hardening used eddy current in the metal bar?

Answer is:

Induction hardening