- A. 562 mV, 167 Ω
- B. 5.62 V, 167 Ω
- C. 5.62 V, 188 Ω
- D. 562 mV, 188 Ω
Circuit Theorems and Conversions
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Find the Thevenin equivalent (VTH and RTH) between terminals A and B of the circuit given.
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A practical current source has a finite internal resistance.
- A. True
- B. False
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Find the current through R2 of the given circuit.
- A. 30.7 mA
- B. 104 mA
- C. 74 mA
- D. 134 mA
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Conversions between delta-type and wye-type circuit arrangements are useful in certain specialized applications.
- A. True
- B. False
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Find the current in R2 of the given circuit, using the superposition theorem.
- A. 16.7 mA
- B. 33.3 mA
- C. 50 mA
- D. 16.6 mA
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Find the total current through R3 in the given circuit.
- A. 7.3 mA
- B. 5.5 mA
- C. 12.8 mA
- D. 1.8 mA
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Norton’s equivalent current (IN) is an open-circuit current between two points in a circuit.
- A. True
- B. False
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A 680 Ω load resistor, RL, is connected across a constant current source of 1.2 A. The internal source resistance, RS, is 12 kΩ. The load current, RL, is_____.
- A. 0 A
- B. 1.2 A
- C. 114 mA
- D. 1.14 A
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Find the Norton circuit, that is, IIN and RN, for the circuit given below.
- A. 478 mA, 12.8 Ω
- B. 750 mA, 12.8 Ω
- C. 478 mA, 6.8 Ω
- D. 750 mA, 6.8 Ω
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In a two-source circuit, one source acting alone produces 12 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