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Help, fast! If you have an 18 Ohm light bulb connected to a 9.0 V cell, what is the current in the circuit?
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Help, fast!

If you have an 18 Ohm light bulb connected to a 9.0 V cell, what is the current in the circuit?

User Hector Ordonez
by
6.2k points

1 Answer

4 votes

Answer:

Step-by-step explanation:

Given:

R = 18 Ohm

U = 9.0 V

__________

I - ?

Ohm's law:

I = U / R

I = 9.0 / 18 = 0.5 A

User Nimesh Patel
by
5.5k points
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