Practice Focus On Numerical Examples (80.2.1) - Differential Amplifier : Analysis and Numerical Examples (Contd.)(Part B)
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Focus on Numerical Examples

Practice - Focus on Numerical Examples

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Calculate the base current if R1 = 570 kΩ and V = 12 V.

💡 Hint: Use the formula I = V/R.

Question 2 Easy

What is the differential mode gain if A = 8?

💡 Hint: It is stated directly in the context.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is a differential amplifier primarily used for?

Amplifying a single signal
Amplifying the difference between two signals
Sensing current

💡 Hint: Remember the main function of the amplifier.

Question 2

Is β for BJTs typically greater than 100?

True
False

💡 Hint: Recall the typical performance characteristics of BJTs.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Consider a differential amplifier circuit with input voltages of 0.5V and 0.7V. Calculate the output voltage if the differential gain is 8.

💡 Hint: Use the formula for differential gain with the provided inputs.

Challenge 2 Hard

If the common mode signal is Vcm = 0.02V and the common mode gain is -0.02, find the output due to common mode voltage.

💡 Hint: Considering how common mode gain interacts with its input.

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