Auto 206 Engine Performance Exam
Questions & Answers (Grade A+)
Engine oil is used to ____ various parts of the engine.
A. cool
B. lubricate
C. Seal
D. All of the above -
correct answer ✅D. All of the above
Technician A says that an engine must have sufficient compression
before it will start and run. Technician B says that compression is
developed on the power stroke of a four cycle engine. Who is
correct?
A. A only
B. B only.
C. Both A & B.
D. Neither -
correct answer ✅A. A Only
All of the following statements about oil control rings are true,
except
,Auto 206 Engine Performance Exam
Questions & Answers (Grade A+)
A. oil control rings are installed below the compression rings
B. there should be no oil at the compression rings
C. the oil ring scrapes oil from the cylinder walls when the piston is
moving down
D. defective oil control rings will cause high oil consumption -
correct answer ✅B. there should be no oil at the compression
rings
Torque is:
A. a linear force
B. a twisting force
C. equivalent to horsepower
D. always increasing as engine speed increases -
correct answer ✅B. a twisting force
The battery can absorb extra current, and therefore damp out some
of the ____________ that are created by the electrical system.
A. voltage fluctuations
,Auto 206 Engine Performance Exam
Questions & Answers (Grade A+)
B. voltage spikes
C. parasitic draws
D. both A and B -
correct answer ✅D. Both A and B
Alternating current from the alternator is changed into direct
current by the
A. rotor
B. stator
C. armature
D. Diodes -
correct answer ✅D. diodes
Technician A says that direct current flows in only one direction.
Technician B says that alternating current can be used to charge a
battery. Who is correct?
A. A only
B. B only
C. Both A and B
, Auto 206 Engine Performance Exam
Questions & Answers (Grade A+)
D. Neither -
correct answer ✅A. A only
All of the current flows through every part of a(n) ____________
circuit.
A. series
B. parallel
C. series parallel
D. open -
correct answer ✅A. series
All of the following statements about resistors are true, except
A. resistors reduce current flow in circuits
B. resistors produce excess heat
C. resistors can be used to increase motor speeds
D. resistors can be used to open circuit breakers -
correct answer ✅C. resistors can be used to increase motor speeds
Questions & Answers (Grade A+)
Engine oil is used to ____ various parts of the engine.
A. cool
B. lubricate
C. Seal
D. All of the above -
correct answer ✅D. All of the above
Technician A says that an engine must have sufficient compression
before it will start and run. Technician B says that compression is
developed on the power stroke of a four cycle engine. Who is
correct?
A. A only
B. B only.
C. Both A & B.
D. Neither -
correct answer ✅A. A Only
All of the following statements about oil control rings are true,
except
,Auto 206 Engine Performance Exam
Questions & Answers (Grade A+)
A. oil control rings are installed below the compression rings
B. there should be no oil at the compression rings
C. the oil ring scrapes oil from the cylinder walls when the piston is
moving down
D. defective oil control rings will cause high oil consumption -
correct answer ✅B. there should be no oil at the compression
rings
Torque is:
A. a linear force
B. a twisting force
C. equivalent to horsepower
D. always increasing as engine speed increases -
correct answer ✅B. a twisting force
The battery can absorb extra current, and therefore damp out some
of the ____________ that are created by the electrical system.
A. voltage fluctuations
,Auto 206 Engine Performance Exam
Questions & Answers (Grade A+)
B. voltage spikes
C. parasitic draws
D. both A and B -
correct answer ✅D. Both A and B
Alternating current from the alternator is changed into direct
current by the
A. rotor
B. stator
C. armature
D. Diodes -
correct answer ✅D. diodes
Technician A says that direct current flows in only one direction.
Technician B says that alternating current can be used to charge a
battery. Who is correct?
A. A only
B. B only
C. Both A and B
, Auto 206 Engine Performance Exam
Questions & Answers (Grade A+)
D. Neither -
correct answer ✅A. A only
All of the current flows through every part of a(n) ____________
circuit.
A. series
B. parallel
C. series parallel
D. open -
correct answer ✅A. series
All of the following statements about resistors are true, except
A. resistors reduce current flow in circuits
B. resistors produce excess heat
C. resistors can be used to increase motor speeds
D. resistors can be used to open circuit breakers -
correct answer ✅C. resistors can be used to increase motor speeds
