The Amateur Extra class question of the week comes from sub-element 5 (electrical principles) section C (polar coordinates) [E5C06] In polar coordinates, what is the impedance of a network consisting…

Extra question of the day is from sub-element 6 (circuit components) section A (n-type semiconductors) [E6A16] What are the majority charge carriers in N-type semiconductor material? A. Holes B. Free…