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POSTAL AUTOMOTIVE TECHNICIAN EXAM 944
UPDATED QUESTIONS AND 100% CORRECT
ANSWERS WITH A GUARANTEED A+|| 2026
LATEST AND COMPLETE UPDATE WITH
VERIFIED SOLUTIONS|| GUARANTEED PASS!!
The Vibration Damper on an Auto Engine is Fastened to the - ANSWER:
Crankshaft
Most Small Gas Engines Use a _________ Ignition System - ANSWER: Magneto
Icing Occurs Most Often - ANSWER: On Cool Damp Days
The Function of the Float in a Carburetor is to - ANSWER: Close the Needle
Valve
To Improve Stability When Cornering, Manufacturers Added a Device to Cars
Called - ANSWER: Stabilizer Bar
Adjustment of the Rods on a Car Will Affect - ANSWER: Toe-in
A Restriction in the Exhaust System is Indicated on a Vacuum Gauge by a -
ANSWER: Gradual Decrease in Reading
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Disc Brakes on a Car Have a Distinct Advantage Over Conventional Drum Brakes
in That They - ANSWER: Fade Less When Hot
In a Diesel Engine, the Fuel is Ignited by the - ANSWER: Heat of Compression
Engine Timing is Generally Set by Using a - ANSWER: Strobe Light
If an engine is operating at part throttle for long periods, what will happen to the
spark plugs? - ANSWER: Spark plugs will become covered with carbon
What will leaking intake valve guides cause? - ANSWER: Excessive oil
consumption
What generally causes flooding of a carburetor? - ANSWER: A stuck float needle
valve
On many cars, what is the fuel pump combined with? - ANSWER: Vacuum pump
What does carbon fouling of a spark plug indicate? - ANSWER: Too rich a
mixture
If generator output is excessive even after disconnecting the F Terminal, where
might the trouble be? - ANSWER: The generator
, 3|Page
How does an automobile alternator convert alternating current to direct current? -
ANSWER: By means of silicon diodes
What often causes hard starting? - ANSWER: Improper choke operation
A car with a history of burned points would likely indicate what problem with the
voltage regulator? - ANSWER: Too high setting
What is the maximum allowable oversize amount when reconditioning brake
drums? - ANSWER: .060 inches
21. Intake Stroke Air Fuel Mixture Measurement - ANSWER: Volumetric
Efficiency
22. Purpose of Welch Plugs - ANSWER: Sand Removal After Casting
23. Two Cycle Engine Power Stroke Frequency - ANSWER: Revolution
24. Preignition Cause - ANSWER: Carbon Deposits
25. Outdoor Motor Propeller Size Units - ANSWER: Diameter and Pitch
POSTAL AUTOMOTIVE TECHNICIAN EXAM 944
UPDATED QUESTIONS AND 100% CORRECT
ANSWERS WITH A GUARANTEED A+|| 2026
LATEST AND COMPLETE UPDATE WITH
VERIFIED SOLUTIONS|| GUARANTEED PASS!!
The Vibration Damper on an Auto Engine is Fastened to the - ANSWER:
Crankshaft
Most Small Gas Engines Use a _________ Ignition System - ANSWER: Magneto
Icing Occurs Most Often - ANSWER: On Cool Damp Days
The Function of the Float in a Carburetor is to - ANSWER: Close the Needle
Valve
To Improve Stability When Cornering, Manufacturers Added a Device to Cars
Called - ANSWER: Stabilizer Bar
Adjustment of the Rods on a Car Will Affect - ANSWER: Toe-in
A Restriction in the Exhaust System is Indicated on a Vacuum Gauge by a -
ANSWER: Gradual Decrease in Reading
,2|Page
Disc Brakes on a Car Have a Distinct Advantage Over Conventional Drum Brakes
in That They - ANSWER: Fade Less When Hot
In a Diesel Engine, the Fuel is Ignited by the - ANSWER: Heat of Compression
Engine Timing is Generally Set by Using a - ANSWER: Strobe Light
If an engine is operating at part throttle for long periods, what will happen to the
spark plugs? - ANSWER: Spark plugs will become covered with carbon
What will leaking intake valve guides cause? - ANSWER: Excessive oil
consumption
What generally causes flooding of a carburetor? - ANSWER: A stuck float needle
valve
On many cars, what is the fuel pump combined with? - ANSWER: Vacuum pump
What does carbon fouling of a spark plug indicate? - ANSWER: Too rich a
mixture
If generator output is excessive even after disconnecting the F Terminal, where
might the trouble be? - ANSWER: The generator
, 3|Page
How does an automobile alternator convert alternating current to direct current? -
ANSWER: By means of silicon diodes
What often causes hard starting? - ANSWER: Improper choke operation
A car with a history of burned points would likely indicate what problem with the
voltage regulator? - ANSWER: Too high setting
What is the maximum allowable oversize amount when reconditioning brake
drums? - ANSWER: .060 inches
21. Intake Stroke Air Fuel Mixture Measurement - ANSWER: Volumetric
Efficiency
22. Purpose of Welch Plugs - ANSWER: Sand Removal After Casting
23. Two Cycle Engine Power Stroke Frequency - ANSWER: Revolution
24. Preignition Cause - ANSWER: Carbon Deposits
25. Outdoor Motor Propeller Size Units - ANSWER: Diameter and Pitch
