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- Question
Who invented the first junction transistor?
Options- A. Smith
- B. Gomes
- C. Fisher
- D. Shockley
- E. None of the above
- Correct Answer
- Shockley
- 1. What kind of device is a diode?
Options- A. Bilateral
- B. Linear
- C. Nonlinear
- D. Unipolar
- E. None of the above Discuss
- 2. Which one of the following statements is true?
Options- A. Current flows in a capacitor circuit only while ions are permitted to flow through the dielectric material
- B. Current flows in a capacitor circuit only while the charge on the plates is large enough to force the dielectric to conduct electrons
- C. Current can flow in a capacitor circuit, but not through the dielectric material itself
- D. Power returned to the circuit is always greater than the power absorbed
- E. None of the above Discuss
- 3. Norton's theorem replaces a complicated circuit facing a load by an
Options- A. Ideal voltage source and parallel resistor
- B. Ideal current source and parallel resistor
- C. Ideal voltage source and series resistor
- D. Ideal current source and series resistor
- E. None of the above Discuss
- 4. At room temperature an intrinsic silicon crystal acts approximately like
Options- A. a battery
- B. a conductor
- C. an insulator
- D. a piece of copper wire
- E. None of the above Discuss
- 5. Which one of the following statements regarding ac circuits is correct?
Options- A. Current and voltage are in phase through an inductor
- B. Current leads the voltage through an inductor
- C. Current lags the voltage through an inductor
- D. All of the above
- E. None of the above Discuss
- 6. What is the total resistance of a series circuit that contains four resistors having values of 220W, 470W, 1W, and 1.2W?
Options- A. 692.2 Ohm
- B. 844.5 Ohm
- C. 3890 Ohm
- D. 1234 Ohm
- E. None of the above Discuss
- 7. Which one of the following statements best applies to a series RLC circuit?
Options- A. The voltage waveform for each component always has the same amplitude and phase as the applied voltage
- B. The current waveform for each component always has the same amplitude and phase as the applied current
- C. All of the above
- D. The sum of the current is always less than the applied current
- E. None of the above Discuss
- 8. Reducing the amount of current through an inductor:
Options- A. reduces the value of inductance by one-half
- B. multiplies the value of inductance by four
- C. multiplies the value of inductance by two
- D. has no effect on the inductance
- E. None of the above Discuss
- 9. Which one of the following statements is true for the voltage in a parallel RL circuit?
Options- A. The voltage always has the same amplitude and phase for every part of the circuit
- B. The total voltage is equal to the sum of the voltages across the resistance and inductance
- C. The total voltage lags the total current by less than 90
- D. The total voltages is less than the sum of the voltages across the resistance and inductance
- E. None of the above Discuss
- 10. The total capacitive reactance of a parallel capacitor circuit is:
Options- A. equal to the sum of the individual capacitive-reactance values
- B. equal to the sum of the individual capacitance values
- C. equal to the source voltage divided by total current
- D. less than the capacitance value of the smallest capacitor
- E. None of the above Discuss
Electronic Principles problems
Search Results
Correct Answer: Nonlinear
Correct Answer: Current can flow in a capacitor circuit, but not through the dielectric material itself
Correct Answer: Ideal current source and parallel resistor
Correct Answer: an insulator
Correct Answer: Current lags the voltage through an inductor
Correct Answer: 692.2 Ohm
Correct Answer: The current waveform for each component always has the same amplitude and phase as the applied current
Correct Answer: has no effect on the inductance
Correct Answer: The voltage always has the same amplitude and phase for every part of the circuit
Correct Answer: equal to the source voltage divided by total current
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