For effective turning off of the SCR after the anode current has reached zero value, ______________
(a) chargers are injected by applying reverse anode-cathode voltage
(b) chargers are removed by applying reverse anode-cathode voltage
(c) chargers are injected by applying gate signal
(d) chargers are removed by applying gate signal
This question was posed to me in a national level competition.
The doubt is from Thyristors-3 topic in chapter Power Electronics Devices of Power Electronics