1|Page
ATT TEST 4 EXAM LATEST 2025/2026 ACTUAL EXAM
WITH COMPLETE QUESTIONS AND 100%CORRECT
DETAILED ANSWERS (VERIFIED AND GRADED A+|)
What principle of magnetism allows a generator to power
its own stator windings and still generate an output
voltage? - ANSWER-Retentivity
How does an incremental motor operate? - ANSWER-
Specific differences for each
What type of positive displacement pump is used in most
hydraulic systems? - ANSWER-Rotary
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What is localization used for? - ANSWER-Determine what
section is faulted
What type of power is produced by a generator? -
ANSWER-AC & DC
What type of acceleration is fixed between two points? -
ANSWER-Linear
What happens to the velocity of fluid in a flowing pipe if
pressure decreases? - ANSWER-Velocity decreases
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A device that has a spinning shaft and uses electricity as
the input or output is called - ANSWER-Rotating
Machinery
In a pneumatic pump what provided rotary pump cooling
and lubrication? - ANSWER-Reservoir gas
The sight glass on a reservoir measures the amount of
what? - ANSWER-Hydronic fluid
Why is the AC motor the most popular type of rotating
machinery used? - ANSWER-AC power is readily
available
, 4|Page
In an AC generator the output voltage across the load in
the external circuit reverses polarity with every what
rotation? - ANSWER-180 degree
What principle of magnetism do motors operate on? -
ANSWER-Attraction and repulsion
What principle of magnetism do generators operate on? -
ANSWER-Producing voltage; passing a conductor through
a magnetic field
What devices are affected by a shorted stator winding on
a transmitter? - ANSWER-All of them
ATT TEST 4 EXAM LATEST 2025/2026 ACTUAL EXAM
WITH COMPLETE QUESTIONS AND 100%CORRECT
DETAILED ANSWERS (VERIFIED AND GRADED A+|)
What principle of magnetism allows a generator to power
its own stator windings and still generate an output
voltage? - ANSWER-Retentivity
How does an incremental motor operate? - ANSWER-
Specific differences for each
What type of positive displacement pump is used in most
hydraulic systems? - ANSWER-Rotary
,2|Page
What is localization used for? - ANSWER-Determine what
section is faulted
What type of power is produced by a generator? -
ANSWER-AC & DC
What type of acceleration is fixed between two points? -
ANSWER-Linear
What happens to the velocity of fluid in a flowing pipe if
pressure decreases? - ANSWER-Velocity decreases
,3|Page
A device that has a spinning shaft and uses electricity as
the input or output is called - ANSWER-Rotating
Machinery
In a pneumatic pump what provided rotary pump cooling
and lubrication? - ANSWER-Reservoir gas
The sight glass on a reservoir measures the amount of
what? - ANSWER-Hydronic fluid
Why is the AC motor the most popular type of rotating
machinery used? - ANSWER-AC power is readily
available
, 4|Page
In an AC generator the output voltage across the load in
the external circuit reverses polarity with every what
rotation? - ANSWER-180 degree
What principle of magnetism do motors operate on? -
ANSWER-Attraction and repulsion
What principle of magnetism do generators operate on? -
ANSWER-Producing voltage; passing a conductor through
a magnetic field
What devices are affected by a shorted stator winding on
a transmitter? - ANSWER-All of them
