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Series Parallel Circuits
A certain voltage divider consists of three 1 k resistors in series. Which of the following load resistors will have the least effect on the output voltage?
1 M
1 k
330
100 k
1 M
1 k
330
100 k
Answer
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Related Question
Series Parallel Circuits
The parallel combination of a 470 resistor and a 680 resistor is in series with the parallel combination of four 2 k resistors. The total resistance is
77.8
1078
778
1650
77.8
1078
778
1650
Answer
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Series Parallel Circuits
The output of a certain voltage divider is 12 V with no load. When a load is connected, the output voltage
increases
remains the same
decreases
becomes zero
increases
remains the same
decreases
becomes zero
Answer
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Series Parallel Circuits
The internal resistance of a 20,000 ohm/volt voltmeter set on its 5 V range is
1000000
200000
20000
100000
1000000
200000
20000
100000
Answer
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Series Parallel Circuits
When a load resistance is removed from the output of a voltage divider circuit, the current drawn from the source
increases
remains the same
decreases
is cut off
increases
remains the same
decreases
is cut off
Answer
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Series Parallel Circuits
The parallel combination of a 470 resistor and a 1.5 k resistor is in series with the parallel combination of five 1 k resistors. The source voltage is 50 V. The percentage of the load current through any single 1 k resistor is
20%
50%
100%
25%
20%
50%
100%
25%
Answer
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