Question

A chopper may be thought as a

(a) Inverter with DC input

(b) DC equivalent of an AC transformer

(c) Diode rectifier

(d) DC equivalent of an induction motor

This question was posed to me in a dream while sleeping

The question is from Choppers-1 in portion Choppers of Power Electronics

Answer 1

The correct choice is (b) DC equivalent of an AC transformer

For explanation I would say: It is a DC equivalent of an AC transformer because it behaves in the similar manner i.e. converting fixed DC to variable DC.