The diode in the R firing circuit
(a) ensures that the gate voltage is a half wave DC pulse
(b) ensures that the gate voltage is a full wave DC pulse
(c) ensures that the gate voltage is a half wave AC pulse
(d) ensures that the gate voltage is a full wave AC pulse
The question was asked in an online quiz.
This intriguing question comes from Firing Circuits-2 in division Other Circuits of Power Electronics