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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?

3.3 k
33 k
2.2 k
22 k

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Ohm's Law
Twelve volts are applied across a resistor. A current of 3 mA is measured. What is the value of the resistor?

400
4.4
4 k
4

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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

151 µA
66 mA
660 mA
15.1 µA

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

680
68
212
6.8 k

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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?

3.2 V
32 V
320 V
8 V

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Ohm's Law
Four amperes of current are measured through a 24 resistor connected across a voltage source. How much voltage does the source produce?

8 V
9.6 V
960 V
96 V

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