if a current flowing through a lightbulb is 0.75 ampere and the voltage differences across the lightbulb is 120 volts how much resistance do

Question

if a current flowing through a lightbulb is 0.75 ampere and the voltage differences across the lightbulb is 120 volts how much resistance does the lightbulb have

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Thiên Hương 4 years 2021-07-31T12:57:58+00:00 1 Answers 17 views 0

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  1. Orla
    0
    2021-07-31T12:58:58+00:00
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    We have the equation I = V/R ( according to ohm’s law
    ==> R = V / I
    ==> R = 120/0.75
    ==> R = 160 ohms
    *I is current ( unit : ampere)
    *V is voltage different and R is resistance

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