cwi study guide

Q:-What is meant by the term duty cycle?

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A. How long a welder can weld for in a given period
B. The amount of time the electrodes are being used
C. The amount of time a welding machine can be weld
D. The amount of electricity being consumed


Q:- Which of the following causes would not influence delay cracking:

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(A) High carbon percentage

(B) Grease and paint on the plate surface

(C) Joint type

(d) Cooper percentage used in electrode wire coating