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Ohm's Law

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

212
68
680
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?

320 V
3.2 V
32 V
8 V

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Ohm's Law
What is the approximate resistance of a rheostat if the voltage source is 18 V and the current is 220 mA?

820
8.2
8.2 k
82

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

34.4 V
340 V
13.6 V
1.36 V

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Ohm's Law
How much voltage is needed to produce 2.5 A of current through a 200 resistor?

8 V
80 V
50 V
500 V

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Ohm's Law
What is the approximate resistance setting of a rheostat in which 650 mA of current flows with a 150 V source?

9.7
230
97
23

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