Electronic Principles
A zener regulator has an input voltage from 15 to 20 V and a load current from 5 to 20 mA. If the zener voltage is 6.8 V, what value should the series resistor have?

550 Ohm
None of these
310 Ohm
400 Ohm
410 Ohm

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
A circuit has a Norton current of 10 mA and a Norton resistance of 10 kW. What is the Thevenin circuit?

1000 V and a parallel resistance of 10 kOhm
1000 V and a series resistance of 10 k Ohm
None of these
100 V and a parallel resistance of 10 k Ohm
100 V and a series resistance of 10 k Ohm

ANSWER DOWNLOAD EXAMIANS APP

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

All of these
None of these
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
The voltage waveform for each component always has the same amplitude and phase as the applied voltage

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Which one of the following statements applies to common auto batteries?

Auto batteries are primary dry-cell batteries
Auto batteries are secondary wet-cell batteries
Auto batteries are secondary dry-cell batteries
Auto batteries are primary wet-cell batteries
None of these

ANSWER DOWNLOAD EXAMIANS APP