Mechanical Engineering - Engineering Materials - Discussion

Discussion Forum : Engineering Materials - Section 2 (Q.No. 19)
19.
In induction hardening __________ is high.
current
voltage
frequency
temperature
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
3 comments Page 1 of 1.

Gurudas Goswami said:   1 year ago
To Heat the surface to γ-region (localised heating) using an inductor coil carrying a high frequency current in the range of 2 to 500 kHz.

SHAIKH SAMEER said:   7 years ago
A source of high frequency electricity is used to drive a large alternating current through a coil.

Abdul said:   8 years ago
Can anyone explain that?

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