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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the main role of biasing in a common source amplifier?
π‘ Hint: Think about how a BJT operates.
Question 2
Easy
Why is the source terminal termed 'common' in a common source amplifier?
π‘ Hint: Consider the structure of the circuit.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is a common source amplifier primarily used for?
- Voltage gain
- Current gain
- Power gain
π‘ Hint: Recall the main function of amplifiers.
Question 2
True or False: The gate current in a MOSFET common source amplifier is zero.
- True
- False
π‘ Hint: Think about how a MOSFET is designed.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A common source amplifier has a transconductance of 2 mS. If the biasing voltage is set at 3V and the threshold voltage is 1.5V, calculate the output current when the input signal voltage is 0.5V.
π‘ Hint: Always plug the numbers into the transconductance equation.
Question 2
Design a common source amplifier circuit for a specific application requiring a gain of 10 with a load resistor of 1kΞ©. What value of the drain resistor should be used?
π‘ Hint: Think about the relationship between resistance and gain in your design.
Challenge and get performance evaluation