T6B01:Which is true about forward voltage drop in a diode?
Direct answer summary (2026-2030 NCVEC pool)
The official correct answer for T6B01 is It is lower in some diode types than in others.
The key fact is It is lower in some diode types than in others. Match that fact to the exact condition in the question; the other choices describe a different rule, band, component, or operating situation.