EXAMIANS
A balanced Wheatstone bridge consists of an RV of 3,500 , an R2 of 200 , and an R3 of 680 . The value of RUNK is
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The internal resistance of a 30,000 ohm/volt voltmeter set on its 50 V range is
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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
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Two 3.3 k resistors are in series and this series combination is in parallel with a 4.7 k resistor. The voltage across one of the 3.3 k resistors is 12 V. The voltage across the 4.7 k resistor is
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The parallel combination of a 470 resistor and a 1.2 k resistor is in series with the parallel combination of three 3 k resistors. A 200 V source is connected across the circuit. The resistor with the most current has a value of
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When a load resistance is removed from the output of a voltage divider circuit, the current drawn from the source
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Three 10 k resistors are connected in series. A 20 k resistor is connected in parallel across one of the 10 k resistors. The voltage source is 24 V. The total current in the circuit is
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The parallel combination of a 6.8 k resistor and a 10 k resistor is in series with the parallel combination of a 2.2 k resistor and a 1 k resistor. A 100 V source is connected across the circuit. The resistor(s) with the greatest voltage drop is (are)
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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?
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A certain Wheatstone bridge has the following resistor values: R1 = 10 k, R2 = 720 , and R4 = 2.4 k. The unknown resistance is
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