ATT Week 8 Exam ACTUAL QUESTIONS
AND CORRECT ANSWERS
Power Supplies change: - CORRECT ANSWER AC power to DC power
Components of basic power supply - CORRECT ANSWER -Input
-Rectifier
-Filter
Components of optional supply - CORRECT ANSWER -Regulator
-Protection
The rectifier section changes: - CORRECT ANSWER AC into pulsating DC
The filter section changes: - CORRECT ANSWER AC into pulsating DC
The regulator section maintains: - CORRECT ANSWER The output DC at a constant level
The protection section limits: - CORRECT ANSWER Or disables excess current flow
Half-wave rectifier has: - CORRECT ANSWER 1 diode, and uses half of the input signal
Full Wave Rectifier has: - CORRECT ANSWER 2 diodes, and use the entire input signal
Half-wave rectifiers output frequency of the ripple is: - CORRECT ANSWER The same as the
input frequency. (Low efficiency)
Full Wave Rectifiers output frequency of the ripple is: - CORRECT ANSWER Twice the input
frequency. (High efficiency)
AND CORRECT ANSWERS
Power Supplies change: - CORRECT ANSWER AC power to DC power
Components of basic power supply - CORRECT ANSWER -Input
-Rectifier
-Filter
Components of optional supply - CORRECT ANSWER -Regulator
-Protection
The rectifier section changes: - CORRECT ANSWER AC into pulsating DC
The filter section changes: - CORRECT ANSWER AC into pulsating DC
The regulator section maintains: - CORRECT ANSWER The output DC at a constant level
The protection section limits: - CORRECT ANSWER Or disables excess current flow
Half-wave rectifier has: - CORRECT ANSWER 1 diode, and uses half of the input signal
Full Wave Rectifier has: - CORRECT ANSWER 2 diodes, and use the entire input signal
Half-wave rectifiers output frequency of the ripple is: - CORRECT ANSWER The same as the
input frequency. (Low efficiency)
Full Wave Rectifiers output frequency of the ripple is: - CORRECT ANSWER Twice the input
frequency. (High efficiency)
