Question:-
72. Doubling the frequency of current in an induction hardening process
Option (A)
Doubles the depth of hardening
Option (B)
Halves the depth of hardening
Option(C)
Increases the depth of hardening by a factor of Ö2
Option(D)
Reduces the depth of hardening by a factor of Ö2
Correct Option:
()
question-answer-faq-2722