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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?

33 k
3.3 k
2.2 k
22 k

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Ohm's Law
If 750 µA is flowing through 11 k of resistance, what is the voltage drop across the resistor?

8.25 V
82.5 V
146 V
14.6 V

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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

220
22 k
2.2 k
220 k

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Ohm's Law
Approximately how many milliamperes of current flow through a circuit with a 40 V source and 6.8 k of resistance?

59 mA
5.9 mA
590 mA
27.2 mA

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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?

97
23
9.7
230

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

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

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