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ASVAB · Question #270
ASVAB Question #270: Real Exam Question with Answer & Explanation
The correct answer is A. the piezoelectric effect.. See the full explanation below for the reasoning.
Question
A crystal microphone uses
Options
- Athe piezoelectric effect.
- Bthe Doppler effect.
- Cmagnetic wavicles to operate.
- Da permanent magnet for resonance.
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