Postal Automotive Technician Exam 944
Comprehensive Questions (Frequently
Tested) with Verified Answers Graded A+
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
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
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
Comprehensive Questions (Frequently
Tested) with Verified Answers Graded A+
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
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
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
