Physics Class 10

Ohm's Law Unplugged

Why does a bulb glow brighter when you increase the voltage?

uniboardhub
Asked on 01/11/2025 141 views
1 answers 50 votes

1 Answers

uniboardhub
4 months ago

Higher voltage pushes more current through the bulb (Ohm's Law: V = IR), increasing power dissipation P=VIP = VI, which means more light energy. But too much can burn it out!

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