Bipolar Junction Transistor (BJT) Self Learning Activity 1

One function of the transistor is to_____________?

• rectify

• amplify

• limit

• control

transistor has 3 electrodes namely

• PNP

• NPN

• Base/ Collector/ Emitter

• Drain/ Gate/ Source

BJT stands for

• Biomedical Junction Table
• Binary Justified Transistor
• Bipolar Junction Transistor
• Bipolar Junction Thyristor

Which of the following is not a terminal or region of a BJT?

• base
• collector
• drain
• emitter

In an NPN transistor, the N regions are

• base and emitter
• base and collector
• emitter and collector
• base and ground

The transistor's region of operation when base current is equal to zero

• cutoff
• saturation
• breakdown
• active

The region of operation of a transistor where base-emitter junction has a low resistance due to forward bias and the base-collector junction has a high resistance due to reverse bias

• cutoff
• saturation
• breakdown
• active or linear

What is the expression for the Current Gain, β?

• ΔIc / ΔVc
  

• ΔIc / ΔIB

• ΔVCE / ΔVBE

• ΔIc / ΔVB

A certain transistor has an I_C = 25 mA and I_B = 200µA. Determine the β_DC

• 8 mA

• 8 µA

• 8 A

• 0.8 mA

The base of a transistor is ………….. doped

• heavily

• lightly

• moderately

• none of above