Why does a bulb not glow when cotton thread is used instead of a metal wire in a circuit?
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Explanation:
Answer: (a) The bulb will not glow. This is because the rubber band is an insulator and the circuit is incomplete. (b) The bulb will not glow because jute and silk threads don't conduct electricity.
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Answer:
Answer: because cotton is not a conductor of electricity but metal wire is a good conductor of electricity. that's why the bulb will not glow when cotton thread is used.
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