Air can act as both an insulator and a conductor. Consider reaching for a metal doorknob after
Question:
Air can act as both an insulator and a conductor. Consider reaching for a metal doorknob after scuffing your feet over a carpet. As your hand approaches the knob, a spark jumps between your hand and the knob. Explain how air acts as both insulator and conductor in this situation.
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Scuffing your feet on the carpet transfers charge from the carpet to you Before you get near the kno...View the full answer
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