Transistor Basics Quiz

What are the two main types of transistors?

• NPN and PNP

• Bipolar and Field Effect

• Resin and Metal

• Switch and Amplifier

What is the primary function of a heat sink in high-power transistors?

• To remove unwanted heat

• To control circuits

• To amplify signals

• To protect internal parts

Which pin configuration is typical for resin body transistors with a flat edge?

• Left: Base, Middle: Collector, Right: Emitter

• Left: Collector, Middle: Base, Right: Emitter

• Left: Emitter, Middle: Base, Right: Collector

• Left: Base, Middle: Emitter, Right: Collector

What voltage is typically needed to turn on a transistor?

• 0.5V

• 0.6V to 0.7V

• 1.2V

• 9V

In a simple transistor circuit, what happens when the base pin voltage is 0.8V?

• The LED is dim

• The LED is off

• The LED is at full brightness

• The transistor is off

What is the symbol used to denote current gain in a transistor?

• Beta

• Alpha

• Gamma

• Delta

How can you differentiate between NPN and PNP transistors?

• By their size

• By their shape

• By their color

• By their part number

In an NPN transistor, what happens when the switch on the control circuit is pressed?

• No current flows

• Current flows in both the main and control circuits

• Current flows only in the control circuit

• Current flows only in the main circuit

What is the direction of conventional current in an NPN transistor circuit?

• From negative to positive

• From emitter to collector

• From base to emitter

• From positive to negative

What material is an example of a semiconductor?

• Copper

• Aluminium

• Rubber

• Silicon