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According Ohms Law what is the resistence of a lightbulb if the applied voltage is 21.0 V and the current is 3.0 amps?
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According Ohms Law what is the resistence of a lightbulb if the applied voltage is 21.0 V and the current is 3.0 amps?

User Anthales
by
8.3k points

1 Answer

4 votes
resistance=voltage/current

so 21.0/3.0=7

your answer would be in ohms

Hope this helped a little:)
User Patrick Leib
by
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