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← ScienceWhich outcome results when an RFID tag passes near reader?
A)Antenna transmits its unique ID✓
B)Tag resonates creating reverse current
C)Capacitor discharges rapidly to ground
D)Microcontroller begins an automated function
💡 Explanation
Reader emits radio waves which energise tag's antenna via electromagnetic induction; because this increases the tag's voltage, it transmits the tag’s stored ID; rather than store energy or grounding occurring.
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