OHM'S LAW QUIZ

When there is 12 mA of current through a 1.2 k resistor, the voltage across the resistor is

10 V

1.4 V

100 V

14.4 V

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

50 V

8 V

80 V

500 V

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A current of 200 µA through a 6.8 k resistor produces a voltage drop of

1.36 V

34.4 V

13.6 V

340 V

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

590 mA

59 mA

5.9 mA

27.2 mA

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

97

23

230

9.7

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Approximately how much current flows through a 3.3 M resistor across a 30 V source?

9 A

900 A

90 A

9000 A

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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

214 mA

21.4 mA

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An electric heater draws 3.5 A from a 110 V source. The resistance of the heating element is approximately

38.5

31

385

3.1

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A resistance of 3.3 M is connected across a 500 V source. The resulting current is approximately

660 mA

15.1 µA

151 µA

66 mA

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What is the voltage source for a circuit carrying 2 A of current through a 36 resistor?

18 V

72 V

1.8 V

7.2 V

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