POSTAL AUTOMOTIVE TECHNICIAN EXAM 944 WITH 150 ACTUAL
EXAM QUESTIONS AND 100% CORRECT ANSWERS WITH STUDY
GUIDE LATEST 2024-2025 (BRAND NEW!!)
1. The vibration damper on an auto engine is fastened to the - CORRECT
ANSWER Crankshaft
2. Most small gas engines use a _________ ignition system - CORRECT
ANSWER Magneto
3. Icing occurs most often - CORRECT ANSWER On cool damp days
4. The function of the float in a carburetor is two - CORRECT ANSWER Close
the needle valve
5. To improve stability when cornering manufactures added a device to cars
called - CORRECT ANSWER Stabilizer bar
6. Adjustment of the rods on a car will affect - CORRECT ANSWER Toe-in
7. A restriction in the exhaust system is indicated on a vacuum gauge by a -
CORRECT ANSWER gradual decrease in reading
,8. Disc brakes on a car have a distinct advantage over conventional drum
brakes in that they - CORRECT ANSWER Fade Less when hot
9. In a diesel engine, the fuel is ignited by the - CORRECT ANSWER Heat of
compression
10. Engine timing is generally set by using a - CORRECT ANSWER Strobe
light
11. If an engine is operating for long periods of time at part throttle
opening the - CORRECT ANSWER Spark plugs will become covered with
carbon
12. Leaking intake valve guides will cause - CORRECT ANSWER Excessive oil
consumption
13. Flooding of a carburetor is generally caused by - CORRECT ANSWER A
stuck float needle valve
14. On many cars the fuel pump is combined with the - CORRECT ANSWER
vacuum pump
, 15. Carbon fouling of a spark plug is an indication of - CORRECT ANSWER
To rich a mixture
16. If a test shows that generator output is excessive even after the F
Terminal has been disconnected the trouble may be traced to - CORRECT
ANSWER The generator
17. An automobile alternator converts alternating current to direct current,
by means of - CORRECT ANSWER Silicon diodes
18. Hard starting is very often caused by - CORRECT ANSWER Improper
choke operation
19. A car with a history of burned points would probably indicate -
CORRECT ANSWER Too high setting of the voltage regulator
20. When it is necessary to recondition brake drums, the maximum
allowable amount of the oversize is__________ inches - CORRECT ANSWER
.060
21. The amount of air fuel mixture taken into the cylinder on the intake
Stroke is a measure of the engines. - CORRECT ANSWER Volumetric
efficiency
EXAM QUESTIONS AND 100% CORRECT ANSWERS WITH STUDY
GUIDE LATEST 2024-2025 (BRAND NEW!!)
1. The vibration damper on an auto engine is fastened to the - CORRECT
ANSWER Crankshaft
2. Most small gas engines use a _________ ignition system - CORRECT
ANSWER Magneto
3. Icing occurs most often - CORRECT ANSWER On cool damp days
4. The function of the float in a carburetor is two - CORRECT ANSWER Close
the needle valve
5. To improve stability when cornering manufactures added a device to cars
called - CORRECT ANSWER Stabilizer bar
6. Adjustment of the rods on a car will affect - CORRECT ANSWER Toe-in
7. A restriction in the exhaust system is indicated on a vacuum gauge by a -
CORRECT ANSWER gradual decrease in reading
,8. Disc brakes on a car have a distinct advantage over conventional drum
brakes in that they - CORRECT ANSWER Fade Less when hot
9. In a diesel engine, the fuel is ignited by the - CORRECT ANSWER Heat of
compression
10. Engine timing is generally set by using a - CORRECT ANSWER Strobe
light
11. If an engine is operating for long periods of time at part throttle
opening the - CORRECT ANSWER Spark plugs will become covered with
carbon
12. Leaking intake valve guides will cause - CORRECT ANSWER Excessive oil
consumption
13. Flooding of a carburetor is generally caused by - CORRECT ANSWER A
stuck float needle valve
14. On many cars the fuel pump is combined with the - CORRECT ANSWER
vacuum pump
, 15. Carbon fouling of a spark plug is an indication of - CORRECT ANSWER
To rich a mixture
16. If a test shows that generator output is excessive even after the F
Terminal has been disconnected the trouble may be traced to - CORRECT
ANSWER The generator
17. An automobile alternator converts alternating current to direct current,
by means of - CORRECT ANSWER Silicon diodes
18. Hard starting is very often caused by - CORRECT ANSWER Improper
choke operation
19. A car with a history of burned points would probably indicate -
CORRECT ANSWER Too high setting of the voltage regulator
20. When it is necessary to recondition brake drums, the maximum
allowable amount of the oversize is__________ inches - CORRECT ANSWER
.060
21. The amount of air fuel mixture taken into the cylinder on the intake
Stroke is a measure of the engines. - CORRECT ANSWER Volumetric
efficiency
