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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What parameters must be known to design a common emitter amplifier?
💡 Hint: Think about the basic requirements of the amplifier.
Question 2
Easy
How is quiescent current related to power dissipation?
💡 Hint: Consider the formula for power in electrical circuits.
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 the formula for voltage gain in common emitter amplifiers?
- Av = Rc / Re
- Av = gm * Rc
- Av = Vin / Vout
💡 Hint: Recall how gain is derived in operational amplifiers.
Question 2
True or False: The output swing is determined solely by the collector current.
- True
- False
💡 Hint: Consider factors beyond just current when analyzing output swings.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the necessary parameters for a self-bias common emitter amplifier including quiescent current, collector resistance, and bias resistors when supplied with 10V and a desired gain of 50.
💡 Hint: Use the formulas discussed in previous examples.
Question 2
If a common emitter amplifier designed for a power dissipation of 10mW at a supply voltage of 12V has a quiescent current of 1mA, calculate the collector resistance.
💡 Hint: Remember to correctly relate power equations in terms of voltage and current.
Challenge and get performance evaluation