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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the formula for calculating input resistance?
π‘ Hint: Think about how voltage and current relate in a resistor.
Question 2
Easy
Which law helps derive equations for current in amplifier circuits?
π‘ Hint: It involves how currents enter and leave a junction.
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 does input resistance indicate in an amplifier?
- How much voltage is amplified
- The load seen by the input signal
- The total current at the output
π‘ Hint: Think about its role when connecting to a previous stage.
Question 2
True or False: Voltage gain of close to 1 indicates a non-buffering amplifier.
- True
- False
π‘ Hint: Consider what buffering means in terms of amplifier functionality.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a common collector circuit with specified input and output resistances. Discuss how varying Rc affects performance.
π‘ Hint: Think about how changes to resistance affect current distribution.
Question 2
You have a common collector amplifier with a load resistor of 2200Ξ© and an input resistance of 1kΞ©. Calculate the total current if the input voltage is 5V.
π‘ Hint: Combine resistances to find the total resistance seen by the input current.
Challenge and get performance evaluation