Which one of the following statements most accurately describes the nature of inductive reactance?

A Inductive reactance is an opposition to current flow in dc circuits
B Inductive reactance is an opposition to current flow in ac circuits
C Inductive reactance is another term for counter emf
D Inductive reactance is a force that tends to overcome the effects of counter emf
E None of the above

Correct Answer: Inductive reactance is an opposition to current flow in ac circuits

Bissoy MCQ
#Computer Science #Electronic Principles

Related Questions

Which one of the following phrases most accurately describes a purely inductive circuit?
A Resistances provide the only opposition to current flow
B Inductive reactance provides the only opposition to current flow
C Combinations of resistance and inductive reactance provide any opposition to current flow
D The ac voltage lags the current by 90 degree
E None of the above
At series resonance, the inductive reactance and capacitive reactance are never equal.
A True
B False
Which one of. the following phrases most accurately describes the nature of a pulsating dc voltage?
A The voltage remains at one polarity and at a steady level
B The voltage remains at one polarity but changes value periodically
C The voltage causes current to flow in two directions at the same time
D The voltage reverses polarity periodically
E None of the above
Which one of the following statements most accurately reflects the nature of ac power?
A The current in an ac circuit flows in one direction, but changes value periodically
B The current in an ac circuit flows in one direction at a steady level
C The current in an ac circuit changes direction periodically
D The current in an ac circuit flows in two directions at the same time
E None of the above
Which one of the following phrases most accurately describes a purely capacitive circuit?
A Resistances provide the only opposition to current flow
B Capacitive reactance provides the only opposition to current flow
C The ac voltage leads the current by 90 degree
D Combinations of resistance and capacitive reactance provide any opposition to current flow
E None of the above
In an RL circuit, the impedance is determined by both the resistance and the inductive reactance combined.
A True
B False
An inductor and a resistor are in series with a sine wave voltage source. The frequency is set so that the inductive reactance is equal to the resistance. If the frequency is increased, then
A VR = VL
B VL
C VL = VR
D VL > VR
Inductive reactance is measured in units of:
A volts per second
B amperes per second
C Ohm
D henrys
E None of the above
The total inductive reactance of a parallel inductor circuit is:
A equal to the sum of the individual inductive-reactance values
B equal to the sum of the individual inductance values
C equal to the source voltage divided by total current
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E None of the above
In a parallel RLC circuit, the smaller reactance determines the net reactance of the circuit.
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