Exam-style question
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How does a band-pass filter function in an LC circuit?.
- A.It allows all frequencies to pass
- B.It blocks all frequencies
- C.It allows a specific range of frequencies to pass
- D.It amplifies all frequencies
Model answer
What a good answer should say
- It allows a specific range of frequencies to pass
Explanation
Why this works
A band-pass filter in an LC circuit is designed to permit signals within a certain frequency range while attenuating frequencies outside that range.
Common mistake
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