Electronic Principles
Which one of the following phrases most accurately describes a purely capacitive circuit?

The ac voltage leads the current by 90 degree
Capacitive reactance provides the only opposition to current flow
Combinations of resistance and capacitive reactance provide any opposition to current flow
Resistances provide the only opposition to current flow
None of these

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
The total capacitance of a series capacitor circuit is:

None of these
equal to the sum of the individual capacitance values
equal to the sun of the individual capacitive-reactance values
equal to the source voltage divided by total current
less than the value of the smallest capacitor

ANSWER DOWNLOAD EXAMIANS APP

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

Inductive reactance is another term for counter emf
Inductive reactance is an opposition to current flow in dc circuits
Inductive reactance is a force that tends to overcome the effects of counter emf
Inductive reactance is an opposition to current flow in ac circuits
None of these

ANSWER DOWNLOAD EXAMIANS APP