Mechanical Engineering - Workshop Technology - Discussion

Discussion Forum : Workshop Technology - Section 1 (Q.No. 6)
6.
In arc welding, the electric arc is produced between the work and the electrode by
voltage
flow of current
contact resistance
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
19 comments Page 2 of 2.

Murugan said:   1 decade ago
Filler rod is melting to the volt. Because the volt is high the base metal was cut off, but low volt metal not weld.

WASEEM said:   7 years ago
Arc welding is possible only when the circuit is open and voltage is max and current is zero so the answer is A.
(1)

Dhruv said:   10 years ago
Why potential difference produce between electrode and base metals?

Jaydeep Jadeja said:   8 years ago
In Instructor, exam right answer is given as flow of current.

Vikas said:   9 years ago
The correct answer should be due to the flow of current.

SHIJIL PK said:   8 years ago
The correct answer should be due to the flow of current.

Chetan said:   8 years ago
So, what is the actual answer of this question?

S.Ghosh said:   6 years ago
Flow of current is the right answer.

Vinay BEL said:   5 years ago
Flow of current is the right answer.


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