Electronic Principles
An unloaded zener regulator has a source voltage of 20 V, a series resistance of 330 W, and a zener voltage of 12 V, What is the Zener current?

28.4 mA
None of these
34.4 mA
24.2 mA
68.4 mA

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
The total inductive reactance of a parallel inductor circuit is:

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

ANSWER DOWNLOAD EXAMIANS APP

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

The current always has the same amplitude and phase for every part of the circuit
The total current is less than the sum of the currents for the resistance and capacitance
The total current is equal to the sum of the currents for the resistance and capacitance
None of these
The total current is greater than the sum of the currents for the resistance and capacitance

ANSWER DOWNLOAD EXAMIANS APP