ATT Week 12 Exam UPDATED
QUESTIONS AND CORRECT ANSWERS
Primary Factor Affecting RADAR Accuracy - CORRECT ANSWER RADAR System
Resolution
Stationary Object - CORRECT ANSWER NO Doppler Shift
How Many Beam Widths Must Two Objects At Same Range Be Separated By To Be Distinguishable
by RADAR System - CORRECT ANSWER One Beam Width
Rate Modulator Turns On/Off - CORRECT ANSWER Determines PRF
Pulse RADAR Depends On What Section For Timing - CORRECT ANSWER Synchronizer
Section
RADAR Abbreviation - CORRECT ANSWER Radio Detection And Ranging
What Is RADAR - CORRECT ANSWER System Measures Velocity And Location To An
Object By Determining Time For Signal To Be Reflected And Return
Commonly Used Reference Level In Decibel Measurement System For RADAR - CORRECT
ANSWER 1 Milliwatt
Purpose Of AFC Circuit - CORRECT ANSWER Compensate For Drift/Age Of Components
Frequency Of CW RADAR RF Energy Does What When Reflects Off Of What Object - CORRECT
ANSWER CW RADAR RF Energy Decreases When Reflects Off An Outbound Object
Why Are CW RADAR That Use Single Antenna/Ferrite Circulator Duplexer Limited To Low Power -
CORRECT ANSWER High Transmitter To Receiver Leakage
, RF Energy Reflected Is AKA - CORRECT ANSWER Echo
Line Of Site (LOS) AKA - CORRECT ANSWER Range
Radar Dry Air Systems High/Low PSI - CORRECT ANSWER 25-35 PSI High
1-8 PSI Low
Dry Air Used In A WaveGuide To? - CORRECT ANSWER Prevent Arcing
Type 1 Dehydrator Uses What To Remove Liquid And Oil - CORRECT ANSWER Refrigerant
Purpose Of Dust Filter In Dry Air System ? - CORRECT ANSWER Prevent Desiccant And
Dust From Contaminating Dry Air System
When Should Element In Telltale Oil Filter Be Changed - CORRECT ANSWER Before Red
Element Indicator Reacher Red Line
What System Provides Initial Source Of Cooling Water (Seawater/Chilled) - CORRECT
ANSWER Primary
What System Transfers Heat Load From Electronic Equipment - CORRECT
ANSWER Secondary
Why Are Some Equipment Enclosures Hermetically Sealed - CORRECT ANSWER To Prevent
Entrance Of Moisture
Five Methods Of Cooling - CORRECT ANSWER Forced-Air, Air-Air, Air-Liquid, Liquid
What Is Least Efficient Type Equipment Cooling - CORRECT ANSWER Convection
What Does Video Output Of Phase Discriminator Allow - CORRECT ANSWER Distinguish
B/W Moving Or Fixed Objects On A-Scope
QUESTIONS AND CORRECT ANSWERS
Primary Factor Affecting RADAR Accuracy - CORRECT ANSWER RADAR System
Resolution
Stationary Object - CORRECT ANSWER NO Doppler Shift
How Many Beam Widths Must Two Objects At Same Range Be Separated By To Be Distinguishable
by RADAR System - CORRECT ANSWER One Beam Width
Rate Modulator Turns On/Off - CORRECT ANSWER Determines PRF
Pulse RADAR Depends On What Section For Timing - CORRECT ANSWER Synchronizer
Section
RADAR Abbreviation - CORRECT ANSWER Radio Detection And Ranging
What Is RADAR - CORRECT ANSWER System Measures Velocity And Location To An
Object By Determining Time For Signal To Be Reflected And Return
Commonly Used Reference Level In Decibel Measurement System For RADAR - CORRECT
ANSWER 1 Milliwatt
Purpose Of AFC Circuit - CORRECT ANSWER Compensate For Drift/Age Of Components
Frequency Of CW RADAR RF Energy Does What When Reflects Off Of What Object - CORRECT
ANSWER CW RADAR RF Energy Decreases When Reflects Off An Outbound Object
Why Are CW RADAR That Use Single Antenna/Ferrite Circulator Duplexer Limited To Low Power -
CORRECT ANSWER High Transmitter To Receiver Leakage
, RF Energy Reflected Is AKA - CORRECT ANSWER Echo
Line Of Site (LOS) AKA - CORRECT ANSWER Range
Radar Dry Air Systems High/Low PSI - CORRECT ANSWER 25-35 PSI High
1-8 PSI Low
Dry Air Used In A WaveGuide To? - CORRECT ANSWER Prevent Arcing
Type 1 Dehydrator Uses What To Remove Liquid And Oil - CORRECT ANSWER Refrigerant
Purpose Of Dust Filter In Dry Air System ? - CORRECT ANSWER Prevent Desiccant And
Dust From Contaminating Dry Air System
When Should Element In Telltale Oil Filter Be Changed - CORRECT ANSWER Before Red
Element Indicator Reacher Red Line
What System Provides Initial Source Of Cooling Water (Seawater/Chilled) - CORRECT
ANSWER Primary
What System Transfers Heat Load From Electronic Equipment - CORRECT
ANSWER Secondary
Why Are Some Equipment Enclosures Hermetically Sealed - CORRECT ANSWER To Prevent
Entrance Of Moisture
Five Methods Of Cooling - CORRECT ANSWER Forced-Air, Air-Air, Air-Liquid, Liquid
What Is Least Efficient Type Equipment Cooling - CORRECT ANSWER Convection
What Does Video Output Of Phase Discriminator Allow - CORRECT ANSWER Distinguish
B/W Moving Or Fixed Objects On A-Scope
