Bulb filament resistance

A current of 0.2 A flows through a light bulb connected to a voltage of 6 V. What is the resistance of the red-hot filament?

Final Answer:

R =  30 Ω

Step-by-step explanation:

U=6 V I=0.2 A  U = R I R=U/I=6/0.2=30 Ω



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