(A) Vc1 > Vc2 > Vc3 when Ig1 > Ig2 > Ig3. (X)
(B) Vc1 > Vc2 > Vc3 when Ig1 < Ig2 < Ig3. ()
(C) Vc1 = Vc2 = Vc3 any value of Ig. (X)
(D) Vc1 > Vc2 > Vc3 when Ig1 ≥ Ig2 &Atil (X)
Answers; Let of a thyristor Vc1, Vc2, Vc3 are forward break over voltage for gate current Ig1, Ig2, Ig3 respectively. Then Vc1 > Vc2 > Vc3 when Ig1 < Ig2 < Ig3.