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