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- Question
If three resistors of 1.5 kilohms, 470 ohms, and 3300 ohms are in series with a 25-volt source, what is the total circuit current?
Options- A. 210 mA
- B. 5.2 mA
- C. 4.7 mA
- D. .007 A
- Correct Answer
- 4.7 mA
- 1. If an input signal ranges from 20?40 µA (microamps), with an output signal ranging from .5?1.5 mA (milliamps), what is the ac beta?
Options- A. 0.05
- B. 20
- C. 50
- D. 500 Discuss
- 2. What is the waveform period difference between the 60 Hz electricity used in this country and the 50 Hz used in Europe?
Options- A. 3 ms
- B. 16 ms
- C. 4 ms
- D. 20 ms Discuss
- 3. The total resistance in a parallel circuit is always less than the least resistor.
Options- A. True
- B. False Discuss
- 4. A winding of wire can be called
Options- A. an inductor
- B. a coil
- C. a choke
- D. All of the above Discuss
- 5. A parallel circuit is also used as a divider for:
Options- A. conductance
- B. voltage
- C. power
- D. current Discuss
- 6. To turn an SCR off, simply remove the gate voltage.
Options- A. True
- B. False Discuss
- 7. What is the phase angle?
Options- A. 61.4º
- B. 28.5º
- C. -28.5º
- D. -61.4º Discuss
- 8. The primary winding of a transformer is the side connected to the load.
Options- A. True
- B. False Discuss
- 9. If a 169.7 V half-wave peak has an average voltage of 54 V, what is the average of two full-wave peaks?
Options- A. 119.9 V
- B. 108.0 V
- C. 115.7 V
- D. 339.4 V Discuss
- 10. Multiplying 5 × 106 by 4 × 103 results in 20 × 1018.
Options- A. True
- B. False Discuss
More questions
Correct Answer: 50
Correct Answer: 3 ms
Correct Answer: True
Correct Answer: All of the above
Correct Answer: current
Correct Answer: False
Correct Answer: -28.5º
Correct Answer: False
Correct Answer: 108.0 V
Correct Answer: False
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