Understanding Transistors

What are the three terminals of a transistor called?

• Positive, Negative, Neutral

• Source, Drain, Gate

• Anode, Cathode, Gate

• Base, Collector, Emitter

Which type of semiconductor is used in an NPN transistor?

• Two n-type and one p-type

• Two p-type and one n-type

• Three n-type

• Three p-type

How can you identify a PNP transistor?

• Current flows from collector to emitter

• Current flows from emitter to collector

• Current flows from base to emitter

• Current flows from emitter to base

What does the arrow in a transistor symbol indicate?

• Temperature coefficient

• Voltage level

• Direction of current flow

• Resistance value

In a transistor, which terminal is always located in the middle?

• Gate

• Emitter

• Collector

• Base