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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the gain equation for an inverting amplifier?
π‘ Hint: Remember the negative sign indicates inversion.
Question 2
Easy
If R_in is 2 kΞ© and R_f is 10 kΞ©, what is the gain of the inverting amplifier?
π‘ Hint: Plug in the values into the gain equation.
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 main function of negative feedback in op-amp circuits?
- Increase gain
- Stabilize output
- Reduce noise
π‘ Hint: Think about how feedback affects circuit behavior.
Question 2
True or False: An inverting amplifier outputs a signal that is in-phase with the input.
- True
- False
π‘ Hint: Recall what happens to the signal in an inverting amplifier.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design an inverting amplifier where you need to achieve a gain of -100 with an input resistor of 5 kΞ©. What values will R_f need?
π‘ Hint: Apply the inverting amplifier gain equation.
Question 2
Consider a differential amplifier with R_1 = 15 kΞ©, R_2 = 150 kΞ©, and R_3 = 10 kΞ©. If the input voltages are 1V and 3V, what will be the output voltage?
π‘ Hint: Find the gain first and use the difference in inputs.
Challenge and get performance evaluation