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Ohm's Law

Ohm's Law
How much current is produced by a voltage of 18 kV across a 15 k resistance?

1.2 A
12 mA
120 mA
12 A

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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?

8.2 k
8.2
82
820

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Ohm's Law
When 12 V are applied across a 68 resistor, the current is

176 mA
8.16 mA
816 mA
17.6 mA

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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
320 V
8 V
3.2 V

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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?

2 mA
2.2 mA
21.4 mA
214 mA

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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

22 k
220 k
2.2 k
220

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