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The circuit below shows some circuitry in a small toy robot when the circuit is on the robot moves its arms in blinks a light on its head 9v battery 18ohms motor 18ohms light

The circuit below shows some circuitry in a small toy robot when the circuit is on the robot moves its arms in blinks a light on its head 9v battery 18ohms motor 18ohms light
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The circuit below shows some circuitry in a small toy robot when the circuit is on the robot moves its arms in blinks a light on its head

9v battery
18ohms motor
18ohms light

User RedAce
by
7.7k points

1 Answer

4 votes
Not sure of what you're asking for but, here the unknown is the current of the circuit.
Use the formula V = IR
We could tell that it's in a series.
Solve for I:
I = 9v/(18 + 18)
I = 0.25 OHMS
User Raj Nandan Sharma
by
8.3k points
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