question_answer

    The coating material of an arc welding electrode contains which of the following?              

1. Deoxidising agent,

2. Arc stabilizing agent.

3. Slag forming agent

Select the correct answer using the code given below

A) 1, 2 and 3                     

B) 1 and 2 only     

C) 2 and 3 only                 

D) 1 and 3 only