ATT Exam Questions
phase - ✔ ✔ An ac motor is a one, two or three _____________
motor
performance test - ✔ ✔ What troubleshooting process locates hard
to find problems?
Visual inspection, operational check, performance test - ✔ ✔ Three
troubleshooting phases?
Bearing wear - ✔ ✔ What is normally found when measuring an air
gap ?
Reed Switch - ✔ ✔ The liquid level float switch operates when
water lifts an internal float, which activated the?
Sensing devices, visual signals, switchboard panel - ✔ ✔ What
components make up a basic alarm and safety and learning system?
Switches and detectors - ✔ ✔ What is used to initiate alarms in the
alarm safety and warning system?
Inertia - ✔ ✔ An accelerometer is based on the property of...
Navigation - ✔ ✔ What type of systems primarily use
accelerometers?
Gyroscope - ✔ ✔ What is a mechanical device containing a spinning
mass that is universally mounted?
Rigidity and precession - ✔ ✔ What are the 2 basic properties of a
gyroscope?
, First - ✔ ✔ Confirm the symptom is what step of troubleshooting
synchro failures?
Second - ✔ ✔ Remove the power is what step of troubleshooting
synchro failures?
Third - ✔ ✔ Isolate the components is what step of troubleshooting
synchro failures?
Fourth - ✔ ✔ Locate the default using an ohmmeter is what step of
troubleshooting synchro failures?
Synchros - ✔ ✔ What is used to transfer angular information in the
form of voltage?
TX - ✔ ✔ What is the abbreviation for a torque transmitter?
TR - ✔ ✔ What is the abbreviation for a torque receiver?
AC induction motors - ✔ ✔ What are continuous rotating machines
that operate on the principle of induction?
Squirrel cages - ✔ ✔ AC induction motor rotors are commonly
called _____________ due to their distinct appearance.
Speed - ✔ ✔ What is measured in rpm?
Torque - ✔ ✔ What is the twisting force that causes the shaft to
rotate?
counterelectromotive force (cemf) - ✔ ✔ What is the generated
voltage applied?
phase - ✔ ✔ An ac motor is a one, two or three _____________
motor
performance test - ✔ ✔ What troubleshooting process locates hard
to find problems?
Visual inspection, operational check, performance test - ✔ ✔ Three
troubleshooting phases?
Bearing wear - ✔ ✔ What is normally found when measuring an air
gap ?
Reed Switch - ✔ ✔ The liquid level float switch operates when
water lifts an internal float, which activated the?
Sensing devices, visual signals, switchboard panel - ✔ ✔ What
components make up a basic alarm and safety and learning system?
Switches and detectors - ✔ ✔ What is used to initiate alarms in the
alarm safety and warning system?
Inertia - ✔ ✔ An accelerometer is based on the property of...
Navigation - ✔ ✔ What type of systems primarily use
accelerometers?
Gyroscope - ✔ ✔ What is a mechanical device containing a spinning
mass that is universally mounted?
Rigidity and precession - ✔ ✔ What are the 2 basic properties of a
gyroscope?
, First - ✔ ✔ Confirm the symptom is what step of troubleshooting
synchro failures?
Second - ✔ ✔ Remove the power is what step of troubleshooting
synchro failures?
Third - ✔ ✔ Isolate the components is what step of troubleshooting
synchro failures?
Fourth - ✔ ✔ Locate the default using an ohmmeter is what step of
troubleshooting synchro failures?
Synchros - ✔ ✔ What is used to transfer angular information in the
form of voltage?
TX - ✔ ✔ What is the abbreviation for a torque transmitter?
TR - ✔ ✔ What is the abbreviation for a torque receiver?
AC induction motors - ✔ ✔ What are continuous rotating machines
that operate on the principle of induction?
Squirrel cages - ✔ ✔ AC induction motor rotors are commonly
called _____________ due to their distinct appearance.
Speed - ✔ ✔ What is measured in rpm?
Torque - ✔ ✔ What is the twisting force that causes the shaft to
rotate?
counterelectromotive force (cemf) - ✔ ✔ What is the generated
voltage applied?
