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- Question
The basic unit of measurement for current is the:
Options- A. volt
- B. watt
- C. ampere
- D. ohm
- E. None of the above
- Correct Answer
- ampere
- 1. In a step-down transformer, which is larger?
Options- A. Primary voltage
- B. Secondary voltage
- C. Neither
- D. Impossible to say
- E. None of the above Discuss
- 2. In a transistor operates at the middle of the load line, an increase in the base resistance will move the Q point
Options- A. down
- B. up
- C. nowhere
- D. off the load line
- E. None of the above Discuss
- 3. The Norton current is sometimes called the
Options- A. Shorted-load current
- B. Open-load current
- C. Thevenin current
- D. Thevenin voltage
- E. None of the above Discuss
- 4. The value of a capacitor can be made larger by:
Options- A. moving the plates further apart
- B. moving the plates closer together
- C. increasing the voltage applied to the plates
- D. decreasing the voltage applied to the plates
- E. None of the above Discuss
- 5. Conversion of an octal number 1348 to a binary number is
Options- A. 0010110112
- B. 0011011002
- C. 0010111002
- D. 1100112
- E. None of the above Discuss
- 6. The graph of current gain versus collector current indicates that the current gain
Options- A. varies enormously
- B. is contant
- C. varies slightly
- D. equals the collector current divided by the base current
- E. None of the above Discuss
- 7. Which one of the following statements is true for the voltage in a parallel RC 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 capacitance
- C. The total voltage leads the total current by less than 90 degree
- D. The total voltage is less than the sum of the voltages across the resistance and capacitance
- E. None of the above Discuss
- 8. The total impedance of a series RLC circuit:
Options- A. is minimum at the resonant frequency
- B. always increases as the applied frequency increases
- C. always decreases as the applied frequency increases
- D. is maximum at the resonant frequency
- E. None of the above Discuss
- 9. The equivalent of 1 megohms is:
Options- A. 1 k ohm
- B. 100,000 ohm
- C. one-millionth of an ohm
- D. one million ohms
- E. None of the above Discuss
- 10. Suppose a current source has an Ideal current of 10 mA and an internal resistance of 20 MW. For what values of load resistance will the current source appear stiff?
Options- A. 20 k Ohm or more
- B. 200 k Ohm or less
- C. 200 k Ohm or more
- D. 20 km or less
- E. None of the above Discuss
Electronic Principles problems
Search Results
Correct Answer: Primary voltage
Correct Answer: down
Correct Answer: Shorted-load current
Correct Answer: moving the plates closer together
Correct Answer: 0010111002
Correct Answer: equals the collector current divided by the base current
Correct Answer: The voltage always has the same amplitude and phase for every part of the circuit
Correct Answer: is minimum at the resonant frequency
Correct Answer: one million ohms
Correct Answer: 200 k Ohm or less
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