Practice Numerical Example Of Common Base Amplifier (51.1.2) - Common Base and Common Gate Amplifiers (Contd.) : Numerical Examples (Part A)

Practice: Numerical Example of Common Base Amplifier

Lesson 51.1.2Common Base and Common Gate Amplifiers (Contd.) : Numerical Examples (Part A)

Practise this section

10 questions

Flashcard drill
3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
4 questions · about 3 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What is the primary function of a common base amplifier?
Show hintHide hint
Think about the input and output connections.
Question 2.
How do you calculate the emitter voltage in a common base amplifier?
Show hintHide hint
Recall that V_BE is typically around 0.6 V.
3Question 3.
What is the primary output connection in a common base amplifier?
- Emitter
- Base
- Collector
Show hintHide hint
Think about the structure of the amplifier.
4Question 4.
True or False: The common base amplifier has high input impedance.
- True
- False
Show hintHide hint
Recall the definition of input impedance.
Question 5.
Design a common base amplifier circuit for a specific gain requirement of 50, given certain transistor parameters, and calculate the necessary resistance values.
Show hintHide hint
Follow the calculations step by step from the gain formula.
Question 6.
Evaluate the effect of a 5 kΩ and a 20 kΩ source resistance on the voltage gain of the common base amplifier calculated earlier and discuss the outcomes.
Show hintHide hint
Consider the relationships of resistances in the gain formulas.

6 more questions in this section. Enroll free to practise them all.