Physics, asked by leena97, 5 months ago

how a electric bulb glows when it is switched on ?​

Answers

Answered by itzjuno
6

Answer:

When we close the circuit, the electric field is established instantly with the speed of electromagnetic wave which cause electron drift at every portion of the circuit. Due to which the current is set up in the entire circuit instantly. ... It is due to this reason, the electric bulb glows immediately when switch is on.

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