inductors electronics question and answers -Page 12

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Inductors problems

1. An ac generator will produce a constant waveform.
Options
A. True
B. False

Correct Answer: False

2. A magnetic field results whenever a current flows through a conductor.
Options
A. True
B. False

Correct Answer: True

3. Increasing the inductance value in an ac inductive circuit will lower the circuit current.
Options
A. True
B. False

Correct Answer: True

4. A magnet consisting of a coil of wire wound around a soft iron or steel core is called an electromagnet.
Options
A. True
B. False

Correct Answer: True

5. An ideal inductor would not dissipate any energy.
Options
A. True
B. False

Correct Answer: True

6.

All the schematic symbols shown in the given figure are variable inductors.
Options
A. True
B. False

Correct Answer: False

7. A step-up transformer will have a turns ratio greater than 1.
Options
A. True
B. False

Correct Answer: True

8. The quality factor of an inductor is the ratio of inductive reactance to the winding resistance of the coil.
Options
A. True
B. False

Correct Answer: True

9. An inductor will boost current flow.
Options
A. True
B. False

Correct Answer: False

10. The amount of dc current that an inductor will allow to pass depends on the circuit's total resistance that is in series with it.
Options
A. True
B. False

Correct Answer: True

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