ATT (ET) - week 8 Exam Questions with Correct
Answers 100% Verified
Regulator and protection - CORRECT ANSWER -What 2 sections are optional in a power supply?
Input - CORRECT ANSWER -A section that steps or steps down the AC voltage
Rectifier - CORRECT ANSWER -A section that changes the AC into pulsating DC
Filter - CORRECT ANSWER -A section that changes pulsating DC into smooth DC
Regulator - CORRECT ANSWER -A section that maintains the output DC voltage at a constant
level
Protection - CORRECT ANSWER -A section that prevents damage to the power supply
Power Supply - CORRECT ANSWER -Convert AC power to DC power
Diode Rectifier - CORRECT ANSWER -Convert AC Power To Pulsating DC Power.
1 diode - CORRECT ANSWER -Half-wave rectifiers use how many diodes?
2 diodes - CORRECT ANSWER -Full-wave rectifiers use how many diodes?
4 diodes - CORRECT ANSWER -Bridge rectifiers use how many diodes?
, Half-wave rectifier - CORRECT ANSWER -The ripple frequency is that same as the input
frequency in what type of rectifier?
Full-waveWrectifierW-WCORRECTWANSWERW-
TheWrippleWfrequencyWisWtwiceWtheWinputWfrequencyWinWwhatWtypeWofWrectifier?
ClosedWswitchW-WCORRECTWANSWERW-AWforwardWbiasedWzenerWdiodeWactsWlikeWa...
OpenWswitchW-WCORRECTWANSWERW-AWreversedWbiasedWzenerWdiodeWactsWlikeWa...
SeriesWvoltageWregulatorW-WCORRECTWANSWERW-
WhatWvoltageWregulatorWhasWtheWregulatorWcircuitWinWseriesWwithWtheWload?
SeriesWvoltageWregulatorW-WCORRECTWANSWERW-
PurposeWtoWadjustWitsWvoltageWdropWtoWmaintainWEoutWatWaWconstantWlevel
ParallelWvoltageWregulatorW-WCORRECTWANSWERW-
WhatWvoltageWregulatorWhasWtheWregulatorWcircuitWinWparallelWwithWtheWload?
Q1W-WCORRECTWANSWERW-
WhichWcomponentWeffectivelyWchangesWresistanceWtoWmaintainWaWconstantWVoutWinWaWvoltageWre
gulator?
ZenerWdiodesW-WCORRECTWANSWERW-TheWmostWcommonWfaultWinWvoltageWregulatorsWare...
1.5WAW-WCORRECTWANSWERW-WhatWisWtheWmaximumWcurrentWoutputWforWaWICWregulator?
InternalWthermalWprotectionW-WCORRECTWANSWERW-ICWregulatorsWprovide
Answers 100% Verified
Regulator and protection - CORRECT ANSWER -What 2 sections are optional in a power supply?
Input - CORRECT ANSWER -A section that steps or steps down the AC voltage
Rectifier - CORRECT ANSWER -A section that changes the AC into pulsating DC
Filter - CORRECT ANSWER -A section that changes pulsating DC into smooth DC
Regulator - CORRECT ANSWER -A section that maintains the output DC voltage at a constant
level
Protection - CORRECT ANSWER -A section that prevents damage to the power supply
Power Supply - CORRECT ANSWER -Convert AC power to DC power
Diode Rectifier - CORRECT ANSWER -Convert AC Power To Pulsating DC Power.
1 diode - CORRECT ANSWER -Half-wave rectifiers use how many diodes?
2 diodes - CORRECT ANSWER -Full-wave rectifiers use how many diodes?
4 diodes - CORRECT ANSWER -Bridge rectifiers use how many diodes?
, Half-wave rectifier - CORRECT ANSWER -The ripple frequency is that same as the input
frequency in what type of rectifier?
Full-waveWrectifierW-WCORRECTWANSWERW-
TheWrippleWfrequencyWisWtwiceWtheWinputWfrequencyWinWwhatWtypeWofWrectifier?
ClosedWswitchW-WCORRECTWANSWERW-AWforwardWbiasedWzenerWdiodeWactsWlikeWa...
OpenWswitchW-WCORRECTWANSWERW-AWreversedWbiasedWzenerWdiodeWactsWlikeWa...
SeriesWvoltageWregulatorW-WCORRECTWANSWERW-
WhatWvoltageWregulatorWhasWtheWregulatorWcircuitWinWseriesWwithWtheWload?
SeriesWvoltageWregulatorW-WCORRECTWANSWERW-
PurposeWtoWadjustWitsWvoltageWdropWtoWmaintainWEoutWatWaWconstantWlevel
ParallelWvoltageWregulatorW-WCORRECTWANSWERW-
WhatWvoltageWregulatorWhasWtheWregulatorWcircuitWinWparallelWwithWtheWload?
Q1W-WCORRECTWANSWERW-
WhichWcomponentWeffectivelyWchangesWresistanceWtoWmaintainWaWconstantWVoutWinWaWvoltageWre
gulator?
ZenerWdiodesW-WCORRECTWANSWERW-TheWmostWcommonWfaultWinWvoltageWregulatorsWare...
1.5WAW-WCORRECTWANSWERW-WhatWisWtheWmaximumWcurrentWoutputWforWaWICWregulator?
InternalWthermalWprotectionW-WCORRECTWANSWERW-ICWregulatorsWprovide
