Inductors Questions and Answers

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Q71
When a load is not connected to the secondary of a transformer:
  • A primary current is zero
  • B primary current is inversely proportional to primary impedance
  • C secondary voltage is zero
  • D secondary voltage is proportional to primary impedance
Answer: Option B
Q72
The primary winding of a transformer is the side connected to the load.
  • A TRUE
  • B FALSE
Answer: Option B
Q73
An air-core inductor has a metal core.
  • A TRUE
  • B FALSE
Answer: Option B
Q74
The time constant of an inductive circuit is dependent on the circuit's resistance.
  • A TRUE
  • B FALSE
Answer: Option A
Q75
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.
  • A TRUE
  • B FALSE
Answer: Option A
Q76
An inductor will boost current flow.
  • A TRUE
  • B FALSE
Answer: Option B
Q77
A step-up transformer will have a turns ratio greater than 1.
  • A TRUE
  • B FALSE
Answer: Option A
Q78
The secondary current in a transformer depends on the secondary voltage and load resistance values.
  • A TRUE
  • B FALSE
Answer: Option A
Q79
Kirchhoff's voltage law does not apply to series RL circuits.
  • A TRUE
  • B FALSE
Answer: Option B
Q80
Magnetic force is the force that produces a magnetic field.
  • A TRUE
  • B FALSE
Answer: Option A

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