Preview of practice Numerical Examples (part B) (29.1.1) - Common Emitter Amplifier (contd.) - Numerical examples (Part B)
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Numerical Examples (Part B)

Practice - Numerical Examples (Part B)

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the relationship between base current and collector current in a CE amplifier?

💡 Hint: Consider the definition of the transistor's current gain.

Question 2 Easy

Calculate the input resistance if r_π = 1.3 kΩ.

💡 Hint: Remember the definition of input resistance in a CE configuration.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does the voltage gain formula for a CE amplifier look like?

A_v = g_m * R_C
A_v = -g_m * R_C
A_v = g_m / R_C

💡 Hint: Recall how the output signal relates to the input signal in terms of phase.

Question 2

The input resistance of a CE amplifier is determined primarily by which parameter?

True
False

💡 Hint: Consider the components connected to the input terminal.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a CE amplifier with given specifications on input resistance and desired voltage gain. Include calculation steps.

💡 Hint: Separate the gain and resistance calculations for clarity.

Challenge 2 Hard

Evaluate the effects on voltage gain if R_C is halved while keeping I_C constant. What trend does this suggest?

💡 Hint: Analyze the voltage gain formula under varying load conditions.

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Reference links

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