MTA BUS MAINTAINER CHASSIS EXAM
QUESTIONS WITH CORRECT ANSWERS
1 . All of the following are probable causes of an engine's failure to start
EXCEPT
A. cylinders not wired in proper order
B. poor coolant circulation
C. resistance unit burned out
D. defective condenser correct answers B. poor coolant circulation
2. In an expert system for offboard computer diagnosis , which stage of
knowledge acquisition in developing problem - solving rules occurs FIRST
?
A. Implementation
B. Identification
C. Formalization
D. Conceptualization correct answers B. Identification
3. Some suspension units consist of tandem axles joined by a single cross
support that also acts as a vertical pivot for the entire unit . These units are
known as
A. axials
B. field frames
C. bogies
D. helicals correct answers C. bogies
, 4. In automotive electronics , the fractional duration that ignition points are
closed is known as
A. slip
B. gain
C. dwell
D. delay correct answers C. dwell
5 . A brake system's warning lights may be tested by
A. testing the bulbs with an ohmmeter
B. depressing the brake pedal and opening a wheel cylinder bleeder screw
C. jumping the wires at the brake distributor switch assembly
D. testing the system with an ammeter correct answers B. depressing the
brake pedal and opening a wheel cylinder bleeder screw
6 . Of the following procedures performed prior to grinding a valve seat ,
which should be performed FIRST ?
A. Reaming
B. Adjusting
C. Cleaning
D. Replacement correct answers C. Cleaning
7. What type of clutch is responsible for controlling a car's air conditioning
compressor ?
A. Centrifugal
B. Free - wheeling
C. Magnetic correct answers C. Magnetic
QUESTIONS WITH CORRECT ANSWERS
1 . All of the following are probable causes of an engine's failure to start
EXCEPT
A. cylinders not wired in proper order
B. poor coolant circulation
C. resistance unit burned out
D. defective condenser correct answers B. poor coolant circulation
2. In an expert system for offboard computer diagnosis , which stage of
knowledge acquisition in developing problem - solving rules occurs FIRST
?
A. Implementation
B. Identification
C. Formalization
D. Conceptualization correct answers B. Identification
3. Some suspension units consist of tandem axles joined by a single cross
support that also acts as a vertical pivot for the entire unit . These units are
known as
A. axials
B. field frames
C. bogies
D. helicals correct answers C. bogies
, 4. In automotive electronics , the fractional duration that ignition points are
closed is known as
A. slip
B. gain
C. dwell
D. delay correct answers C. dwell
5 . A brake system's warning lights may be tested by
A. testing the bulbs with an ohmmeter
B. depressing the brake pedal and opening a wheel cylinder bleeder screw
C. jumping the wires at the brake distributor switch assembly
D. testing the system with an ammeter correct answers B. depressing the
brake pedal and opening a wheel cylinder bleeder screw
6 . Of the following procedures performed prior to grinding a valve seat ,
which should be performed FIRST ?
A. Reaming
B. Adjusting
C. Cleaning
D. Replacement correct answers C. Cleaning
7. What type of clutch is responsible for controlling a car's air conditioning
compressor ?
A. Centrifugal
B. Free - wheeling
C. Magnetic correct answers C. Magnetic
