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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 the closed-loop gain of an inverting amplifier?
💡 Hint: Think of how input and feedback resistors relate.
Question 2
Easy
What happens to the output voltage if the input voltage of an inverting amplifier is 2V and the gain is -5?
💡 Hint: Use the closed-loop gain formula.
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 gain of an inverting amplifier if R_f = 100 kΩ and R_{in} = 20 kΩ?
- -5
- -10
- 5
💡 Hint: Use the closed-loop gain formula.
Question 2
In an inverting amplifier's feedback loop, what does the feedback voltage do?
- Strengthens the input
- Weakens the input
💡 Hint: Think about the role of feedback in amplifier design.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a circuit with an inverting amplifier that takes an input of 3V and produces an output of -9V. What resistor values will you use?
💡 Hint: Use the gain formula to establish resistor relations.
Question 2
Suppose you connect a 1kΩ load to the output of your inverting amplifier. What effect does this load have on the circuit's performance?
💡 Hint: Think about the impact of output impedance vs. load impedance.
Challenge and get performance evaluation