Engine Repair Final Expected Questions With Verified Answers

ENGINE REPAIR FINAL
EXPECTED QUESTIONS WITH VERIFIED ANSWERS

Question 1.
Which of the following
struction material?
a. Aluminum
b. Carbon fiber
c. Cast iron
d. Magnesium

ANSWER
is not a common engine con- b. Carbon fiber


Question 2.
Technician A says
number of operating
are classified by the
correct?
a. Technician A
b. Technician B
c. Both A and B
d. Neither A or B

ANSWER
engines can be classified by their c. Both A and B cycles. Technician B says engines type of
valvetrain used. Who is


Question 3.
How many degrees
quired to complete
a. 180
b. 360
c. 540
d. 720

ANSWER
of crankshaft rotation are re- d. 720 one complete combustion cycle?






,Question 4.
Technician A says
direction. Technician
counterclockwise
a. Technician A
b. Technician B
c. Both A and B
d. Neither A or B

ANSWER
most engines rotate in the clockwise b. Technician B B says most engines rotate in the
direction. Who is correct?


Question 5.
All of the following
ratio or correct except:
a. Increased compression fuel
b. Carbon deposits
c. Compression ratio
d. Increasing compression output

ANSWER
statements about compression b. Carbon deposits decrease compression ratio ratios require
high-octane decrease compression ratio is based on piston stroke ratio can increase power


Question 6.
Technician A says
ment and compression.
son cycle shortens
correct?
a. Technician A
b. Technician B
c. Both A and B
d. Neither A or B

ANSWER
the Atkinson cycle reduces displace- c. Both A and B Technician B says the Atkin- the
compression stroke. Who is






,Question 7.
All of the following
except:
a. Diesel engines
b. Improved cold-weather
c. Increased durability
d. Increased combustion

ANSWER
are advantages of diesel engines b. Improved cold weather starting capability use less fuel
than gasoline engines starting capability compared to gasoline engines efficiency


Question 8.
Technician A says
drives the wheels.
the wheels are driven
gine only. Who is
a. Technician A
b. Technician B
c. Both A and B
d. Neither A or B

ANSWER
in a series hybrid, the electric motor a. Technician A Technician B says in a series hybrid, by
the internal combustion en- correct?


Question 9.
Which of the following
low-emission engine
a. Stratified charge
b. Rotary engines
c. Homogenous charge
d. Variable compression

ANSWER
is not a high-efficiency b. Rotary engines design? engines engines engines






, Question 10.
A four-cylinder late
dry and wet compression
Technician A says
cause. Technician
cause. Who is correct?
a. Technician A
b. Technician B
c. Both A and B
d. Neither A or B

ANSWER
model engine has low cranking d. Neither A or B readings on one cylinder. a worn camshaft
lobe could be the B says worn valve seats could be the


Question 11.
Which test can be
leak?
a. Cylinder power
b. Running compression
c. Cylinder leakage
d. Vacuum test

ANSWER
used to diagnose a head gasket c. Cylinder leakage test balance test test test


Question 12.
Vacuum gauge readings
cian A says a low
a timing problem.
reading indicates
correct?
a. Technician A
b. Technician B
c. Both A and B
d. Neither A or B

ANSWER
are being discussed. Techni- a. Technician A but steady vacuum reading indicates Technician
B says a low but steady a restricted exhaust system. Who is