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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a low-pass filter?
π‘ Hint: Think of what happens to a sound signal.
Question 2
Easy
What component is primarily used in the filter we built?
π‘ Hint: This component amplifies voltages.
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 a low-pass filter do?
- Allows only low frequencies to pass
- Allows only high frequencies to pass
- Blocks all frequencies
π‘ Hint: Think about what happens to different sound frequencies.
Question 2
True or False: The cutoff frequency is where output signal starts to increase.
- True
- False
π‘ Hint: Consider what happens above this frequency.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Suppose you want to design a filter that cuts off frequencies above 500 Hz. What values would you choose for R and C assuming R = 1 kΞ©?
π‘ Hint: Rearrange the formula to find the unknown.
Question 2
You built a low-pass filter and measured the output at 1 kHz to be 0.7V. If the input was 1V, calculate the voltage division in dB.
π‘ Hint: Remember how to apply the dB formula.
Challenge and get performance evaluation