A PNP transistor can be replaced with an NPN device and the circuit will do the same thing, provided that
A. The power supply or battery polarity is reversed
B. The collector and emitter leads are interchanged
C. The arrow is pointing inward
D. A PNP transistor can never be replaced with NPN transistor
Answer:A
A PNP transistor can be replaced with an NPN device and the circuit will do the same thing, provided that
A. The power supply or battery polarity is reversed B. The collector and emitter leads are interchanged C. The arrow is pointing inward D. A PNP transistor can never be replaced with NPN transistor