Electronic Principles
A high-pass filter:

passes higher-frequency signals and reduces lower-frequency signals
increases the level of all frequencies by a significant amount
has no effect on ac signals
passes lower-frequency signals and reduces higher-frequency signals
None of these

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
For a pure capacitor:

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

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Which one of the following statements is true for the impedance of a series RC circuit?

The impedance is equal to the sum of the resistance and capacitive reactance
None of these
The impedance is less than the sum of the resistance and capacitive reactance
The impedance is greater than the sum of the resistance and capacitive reactance
The impedance is greater than either the resistance or capacitive reactance but less than their sum

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
The total inductance of a series inductor circuit is:

less than the value of the smallest inductor
equal to the source voltage divided by total current
equal to the sum of the individual inductive-reactance values
None of these
equal to the sum of the individual inductance values

ANSWER DOWNLOAD EXAMIANS APP