Practice Circuit Topology (5.4.1) - MOSFET Amplifiers - Analog Circuits
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Circuit Topology

Practice - Circuit Topology

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the basic circuit configuration of a CG amplifier?

💡 Hint: Look at the components and their arrangement in the circuit.

Question 2 Easy

What is the voltage gain formula for a CG amplifier?

💡 Hint: Recall the relationship of gain with respect to transconductance and load resistances.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the voltage gain formula for a CG amplifier?

A_V = g_m (R_D + R_L)
A_V = g_m (R_D || R_L)
A_V = R_L / R_D

💡 Hint: Think about how resistances combine in parallel.

Question 2

True or False: A CG amplifier typically has a high input impedance.

True
False

💡 Hint: Recall the properties of CG amplifiers.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a CG amplifier circuit using given specifications: Desired voltage gain = 10, I_D = 1 mA, and choose resistors accordingly. Show calculations.

💡 Hint: Work through the voltage gain equation to find the parallel combination of resistances.

Challenge 2 Hard

Analyze the impact of varying g_m on the input impedance of a CG amplifier. Discuss with equations and implications.

💡 Hint: Consider how altering transconductance affects overall design and function.

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