Exam-style question
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What is the purpose of an LC circuit in signal processing?.
- A.To amplify signals
- B.To filter specific frequencies
- C.To convert AC to DC
- D.To store electrical energy
Model answer
What a good answer should say
- To filter specific frequencies
Explanation
Why this works
An LC circuit is designed to selectively allow certain frequencies to pass while blocking others, thus acting as a filter in signal processing.
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