Physics · Electric Current and its Effects
An incandescent electric bulb starts glowing when connected in a circuit because:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1of the chemical reaction of air inside it
- 2external light falls on its surface
- 3the filament gets heated to a very high temperature due to current✓
- 4the filament inside burns completely
Correct answer
the filament gets heated to a very high temperature due to current
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