Circuit Theorems. Quiz 1. The source resistance from a 1.50 V D-cell is 1.5 . The voltage that appears across a 75  load will be a. 1.47 V b. 1.50 V.

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Presentation transcript:

Circuit Theorems

Quiz 1. The source resistance from a 1.50 V D-cell is 1.5 . The voltage that appears across a 75  load will be a V b V c V d V

Quiz 2. The internal resistance of an ideal current source a. is 0  b. is 1  c. is infinite d. depends on the source

Quiz 3. The superposition theorem cannot be applied to a. circuits with more than two sources b. nonlinear circuits c. circuits with current sources d. ideal sources

Quiz 4. A Thevenin circuit is a a. resistor in series with a voltage source b. resistor in parallel with a voltage source c. resistor in series with a current source d. resistor in parallel with a current source

Quiz 4. A Norton circuit is a a. resistor in series with a voltage source b. resistor in parallel with a voltage source c. resistor in series with a current source d. resistor in parallel with a current source

Quiz 5. A signal generator has an output voltage of 2.0 V with no load. When a 600  load is connected to it, the output drops to 1.0 V. The Thevenin resistance of the generator is a. 300  b. 600  c. 900  d .

Quiz 6. A signal generator has an output voltage of 2.0 V with no load. When a 600  load is connected to it, the output drops to 1.0 V. The Thevenin voltage of the generator is a. 1.0 V b. 2.0 V c. 4.0 V d. not enough information to tell.

Quiz 7. A Wheatstone bridge is shown with the Thevenin circuit as viewed with respect to ground. The total Thevenin resistance (R TH + R TH ’ ) is a. 320  b. 500  c. 820  d k .

Quiz 8. The Norton current for the circuit is a. 5.0 mA b mA c mA d. 10 mA

Quiz 9. The Norton resistance for the circuit is a. 500  b. 1.0 k  c. 1.5 k  d. 2.0 k 

Quiz 10. Maximum power is transferred from a fixed source when a. the load resistor is ½ the source resistance b. the load resistor is equal to the source resistance c. the load resistor is twice the source resistance d. none of the above

Quiz Answers: 1. a 2. c 3. b 4. d 5. b 6. b 7. c 8. d 9. a 10. b