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Ohm's Law
How much voltage is needed to produce 2.5 A of current through a 200 resistor?
80 V
8 V
500 V
50 V
80 V
8 V
500 V
50 V
Answer
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Related Question
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
320 V
32 V
8 V
3.2 V
320 V
32 V
8 V
Answer
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Ohm's Law
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
38.5
31
385
3.1
Answer
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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?
2.2 mA
214 mA
2 mA
21.4 mA
2.2 mA
214 mA
2 mA
21.4 mA
Answer
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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
660 mA
66 mA
15.1 µA
151 µA
660 mA
66 mA
15.1 µA
Answer
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Ohm's Law
The current through a flashlight bulb is 40 mA and the total battery voltage is 4.5 V. The resistance of the bulb is approximately
1.2
18
112
11.2
1.2
18
112
11.2
Answer
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