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Ohm's Law
The formula to find I when the values of V and R are known is
V = IR
I = V/R
I = VR
I = R/V
V = IR
I = V/R
I = VR
I = R/V
Answer
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Related Question
Ohm's Law
The current through a flashlight bulb is 40 mA and the total battery voltage is 4.5 V. The resistance of the bulb is approximately
11.2
1.2
112
18
11.2
1.2
112
18
Answer
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Ohm's Law
When there is 12 mA of current through a 1.2 k resistor, the voltage across the resistor is
14.4 V
10 V
100 V
1.4 V
14.4 V
10 V
100 V
1.4 V
Answer
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Ohm's Law
What is the approximate filament resistance of a light bulb if it operates from a 110 V source and 0.6 A of current is flowing?
66
6.6
183
18.3
66
6.6
183
18.3
Answer
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Ohm's Law
If you wish to increase the amount of current in a resistor from 120 mA to 160 mA by changing the 24 V source, what should the new voltage setting be?
32 V
8 V
3.2 V
320 V
32 V
8 V
3.2 V
320 V
Answer
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Ohm's Law
A resistance of 3.3 M is connected across a 500 V source. The resulting current is approximately
660 mA
15.1 µA
151 µA
66 mA
660 mA
15.1 µA
151 µA
66 mA
Answer
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