Q 12-14-120JEE MainJEE Main 2022 (27 Jun, Shift 2)Easy
For a transistor to act as a switch, it must be operated in
Answer: (B) Saturation and cut-off region
As a switch the transistor toggles between cut-off (no collector current: switch OFF) and saturation (maximum current: switch ON). The active region is used for amplification.
Solution by Sreeraj P, M.Sc Physics