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

None of these
Inductive reactance provides the only opposition to current flow
The ac voltage lags the current by 90 degree
Combinations of resistance and inductive reactance provide any opposition to current flow
Resistances provide the only opposition to current flow

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
When a series RLC circuit is operating at its resonant frequency:

inductive reactance is equal to the capacitive reactance
the difference between inductive and capacitive reactance is equal to the resistance
inductive reactance is greater than the capacitive reactance
None of these
capacitive reactance is greater than the inductive reactance

ANSWER DOWNLOAD EXAMIANS APP

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

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

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
In a pure inductor:

ac current lags the voltage by 90 degree
None of these
ac current is converted to dc voltage
ac current and voltage are exactly in phase
ac current leads the voltage by 90 degree

ANSWER DOWNLOAD EXAMIANS APP