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Ohm's Law

Ohm's Law
How much resistance is required to limit the current from a 12 V battery to 3.6 mA?

22 k
2.2 k
3.3 k
33 k

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Ohm's Law
A current of 200 µA through a 6.8 k resistor produces a voltage drop of

1.36 V
13.6 V
34.4 V
340 V

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Ohm's Law
The formula to find I when the values of V and R are known is

I = V/R
V = IR
I = R/V
I = VR

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Ohm's Law
If 24 V are applied across a resistor and there are 10.9 mA of current, the resistance is

2.2 k
220 k
22 k
220

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Ohm's Law
A resistor is connected across a 50 V source. What is the current in the resistor if the color code is red, orange, orange, silver?

214 mA
2.2 mA
21.4 mA
2 mA

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Ohm's Law
How much resistance is needed to draw 17.6 mA from a 12 volt source?

212
6.8 k
68
680

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