Electronic Principles
A certain power transformer has a turns ratio of 5. What voltage can you expect at the secondary winding when you apply 120 V to the primary winding?

24 V
600 V
4.73
0.4 V
None of these

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Which one of the following statements best applies to a series RLC circuit?

The sum of the current is always less than the applied current
The current waveform for each component always has the same amplitude and phase as the applied current
None of these
The voltage waveform for each component always has the same amplitude and phase as the applied voltage
All of these

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Which one of the following is a direct statement of Ohm's law?

The algebraic sum of currents entering and leaving a point is equal to zero
None of these
The total resistance of a parallel circuit is less than the value of the smallest resistance
The algebraic sum of voltages in a loop is equal to zero
The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it

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

ANSWER DOWNLOAD EXAMIANS APP