Question 1

What is the purpose of brushes on the commutator?

Accepted Answer

Brushes supply elect...

Question 2

Cars built before the early 1960s that were equipped with a remote starter relay MOST-Likely had:

Accepted Answer

A)  inertia starter drive units
B)  permanent magnets
C)  brushless motors
D)  a positive engagement starterE) A) and B)
F) A) and C)

Question 3

Starters MOST-Likely have a part that combines a relay with a mechanical device that engages the starter drive pinion with the flywheel ring gear, called a(n) :

Accepted Answer

A)  armature
B)  field coil
C)  solenoid
D)  pole shoeE) B) and D)
F) B) and C)

Question 4

What is the purpose of the starter's relay?

Accepted Answer

Starter circuits use a relay t...

Question 5

The ratio between the pinion and ring gears is about 8:1.

Accepted Answer

A) True 
 B)False

Question 6

A(n) ____________________ transmits motion from the starter to the flywheel, but not from the flywheel to the starter.

Accepted Answer

overrunning clutch

Question 7

All of the following statements are true EXCEPT:

Accepted Answer

A)  a permanent magnet starter is simpler than a conventional field coil starter.
B)  a permanent magnet starter weighs more than a conventional field coil starter.
C)  with no field coils, current goes directly to the armature through the commutator and brushes.
D)  a permanent magnet starter creates less heat than a conventional field coil starter.E) B) and C)
F) A) and C)

Question 8

The starter motor must spin at ____ rpm in order to turn the engine at normal cranking speed to start the engine, which is about 200-250 rpm.

Accepted Answer

A)  1,200
B)  3,600
C)  4,000
D)  4,500E) A) and D)
F) B) and D)

Question 9

Which of the following is LEAST-Likely a starter driver part?

Accepted Answer

A)  Drive pinion gear
B)  Flywheel
C)  Crankshaft
D)  CapacitorE) B) and C)
F) A) and B)

Question 10

While having a discussion, Technician A says that a solenoid has contact points, whereas a relay uses a movable iron piston attached to a contact disc. Technician B says that a relay has contact points, whereas a solenoid uses a steel piston moved against a contact disc by magnetism. Who is correct?

Accepted Answer

A)  A only
B)  B only
C)  Both A and B
D)  Neither A nor BE) A) and C)
F) None of the above

Question 11

The armature core is wrapped with many loops of heavy insulated copper wire called ____________________.

Accepted Answer

The answer of The armature core is wrapped with many...

Question 12

Multiple loops make up an armature.

Accepted Answer

A) True 
 B)False

Question 13

The teeth on the starter drive gear are tapered to allow for smooth engagement with the ____________________.

Accepted Answer

The answer of The teeth on the starter drive gear...

Question 14

While having a discussion, Technician A says that most solenoids are mounted on the top of the starter motor. Technician B says some solenoids are mounted in a remote location. Who is correct?

Accepted Answer

A)  A only
B)  B only
C)  Both A and B
D)  Neither A nor BE) B) and C)
F) A) and D) C

Question 15

Some starter motors used since the mid-1980s have no field coils but have permanent magnets instead.

Accepted Answer

A) True 
 B)False

Question 16

What is the relationship between loops and the armature?

Accepted Answer

Multiple loops make up an arma...

Question 17

Which of the following is LEAST-Likely one of the basic parts of a motor?

Accepted Answer

A)  Pole shoe
B)  Crankshaft
C)  Brush
D)  Split ring commutatorE) A) and B)
F) A) and C)

Question 18

If the starter is forced to rotate at speeds above 1,000 rpm, it could be destroyed by centrifugal force.

Accepted Answer

A) True 
 B)False

Question 19

Because like charges repel each other and unlike charges attract, magnetic fields can be used to cause motion.

Accepted Answer

A) True 
 B)False  True

Question 20

All of the following statements are true EXCEPT:

Accepted Answer

A)  power is sent to the starter relay when the key is turned to the spring-loaded "start" position.
B)  some cars use the relay by itself; others use a relay to reduce the load on the neutral safety and ignition switches.
C)  late-model vehicles with manual transmissions have a starter/clutch interlock switch that requires the clutch to be depressed to the floor.
D)  some British cars still had Bendix drives until the late 1980s.E) C) and D)
F) All of the above

Exam 28: Starting System Fundamentals

What is the purpose of brushes on the commutator?

Correct AnswerverifiedBrushes supply elect...View AnswerShow Answer

Cars built before the early 1960s that were equipped with a remote starter relay MOST-Likely had:

Correct AnswerverifiedShow Answer

Starters MOST-Likely have a part that combines a relay with a mechanical device that engages the starter drive pinion with the flywheel ring gear, called a(n) :

Correct AnswerverifiedShow Answer

What is the purpose of the starter's relay?

Correct AnswerverifiedStarter circuits use a relay t...View AnswerShow Answer

The ratio between the pinion and ring gears is about 8:1.

Correct AnswerverifiedShow Answer

A(n) ____________________ transmits motion from the starter to the flywheel, but not from the flywheel to the starter.

Correct Answerverifiedoverrunning clutch

All of the following statements are true EXCEPT:

Correct AnswerverifiedShow Answer

The starter motor must spin at ____ rpm in order to turn the engine at normal cranking speed to start the engine, which is about 200-250 rpm.

Correct AnswerverifiedShow Answer

Which of the following is LEAST-Likely a starter driver part?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

The armature core is wrapped with many loops of heavy insulated copper wire called ____________________.

Correct AnswerverifiedShow Answer

Multiple loops make up an armature.

Correct AnswerverifiedShow Answer

The teeth on the starter drive gear are tapered to allow for smooth engagement with the ____________________.

Correct AnswerverifiedShow Answer

While having a discussion, Technician A says that most solenoids are mounted on the top of the starter motor. Technician B says some solenoids are mounted in a remote location. Who is correct?

Correct AnswerverifiedC

Some starter motors used since the mid-1980s have no field coils but have permanent magnets instead.

Correct AnswerverifiedShow Answer

What is the relationship between loops and the armature?

Correct AnswerverifiedMultiple loops make up an arma...View AnswerShow Answer

Which of the following is LEAST-Likely one of the basic parts of a motor?

Correct AnswerverifiedShow Answer

If the starter is forced to rotate at speeds above 1,000 rpm, it could be destroyed by centrifugal force.

Correct AnswerverifiedShow Answer

Because like charges repel each other and unlike charges attract, magnetic fields can be used to cause motion.

Correct AnswerverifiedTrue

All of the following statements are true EXCEPT:

Correct AnswerverifiedShow Answer

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Brushes supply elect...
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Starter circuits use a relay t...
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overrunning clutch

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C

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Multiple loops make up an arma...
View Answer

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True

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