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If the voltage across a resistor is doubled what will the current be? |
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What is the conversion from RMS voltage to peak voltage?
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A 12 mA current source has an internal resistance, RS, of 1.2 k. The equivalent voltage source is A. 144 V B. 14.4 V C. 7.2 V D. 72 mV |
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A 120 load is connected across a voltage source with VS = 12 V and RS = 8 . The voltage across the load is A. 11.25 V B. 0 V C. 12 V D. 1.13 V |
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A 120 load is connected across an ideal voltage source with VS = 12 V. The voltage across the load A. is 0 V B. is 12 V C. is 120 V D. cannot be determined |
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A certain voltage source has the values VS = 30 V and RS = 6 . The values for an equivalent current source are A. 5 A, 6 B. 30 A, 6 C. 5 A, 30 D. 30 A, 5 |
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An 18 V source has an internal resistance of 70 . If a load resistance of 33 is connected to the voltage source, the load power, PL, is A. 0 W B. 1 W C. 175 mW D. 18 mW |
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A 2 RL is connected across a voltage source, VS, of 110 V. The source's internal resistance is 24 . What is the output voltage across the load? A. 8.5 V B. 85 V C. 0 V D. 110 V |
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A 470 RL is connected across a voltage source, VS, of 120 V. The source's internal resistance, RS, is 12 . What is the output voltage across the load? A. 120 V B.0 V C. 117 V D.12 V |
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In a two-source circuit, one source acting alone produces 1.2 mA through a given branch. The other source acting alone produces 10 mA in the opposite direction through the same branch. The actual current through the branch is A. 22 mA B. 12 mA C. 10 mA D. 2 mA |
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A 12 V source has an internal resistance of 90 . If a load resistance of 20 is connected to the voltage source, the load power, PL, is A. 2.38 mW B. 2.38 W C. 238 mW D. 23.8 W |
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A 120 V voltage source has a source resistance, RS, of 60 . The equivalent current source is A. 2 A B. 4 A C. 200 mA D. 400 mA |
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A 680 load resistor, RL, is connected across a constant current source of 1.2 A. The internal source resistance, RS, is 12 k. The load current, RL, is A. 0 A B. 1.2 A C. 114 mA D. 1.14 A |
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A certain current source has the values IS = 4 ?A and RS = 1.2 M. The values for an equivalent voltage source are A. 4.8 V, 1.2 M B. 1 V, 1.2 M C. 4.8 V, 4.8 M D. 4.8 V, 1.2 M |
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Norton's theorem gives A. an equivalent current source in parallel with an equivalent impedance B.an equivalent current source in series with an equivalent impedance C. an equivalent voltage source in parallel with an equivalent impedance D. an equivalent voltage source in series with an equivalent impedance |
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The Norton equivalent current is A.the current through the load B.the open-current from the source C.the short circuit current D.none of the above |
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In order to get maximum power transfer from a capacitive source, the load must A. have a capacitive reactance equal to circuit resistance B.have an impedance that is the complex conjugate of the source impedance C. be as capacitive as it is inductive D. none of the above |
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