In case of a R firing with R2 as the variable resistance, Vgp (peak of gate voltage) and Vgt (gate triggering voltage) the value of R2 is so adjusted such that
(a) Vgp = Vgt
(b) Vgp > Vgt
(c) Vgp < Vgt
(d) Vgp = Vgt = 0
The question was asked in an online interview.
Enquiry is from Firing Circuits-2 topic in division Other Circuits of Power Electronics