The converter circuit which employs turn on and turn off when the voltage and/or current through the device is zero at the instant of switching is ____________
(a) a conventional converter
(b) a resonant converter
(c) a zero switching circuit
(d) none of the mentioned
The question was posed to me in final exam.
The question is from Miscellaneous in division Applications, Cycloconverters and Miscellaneous of Power Electronics