Question 1

Which of the following  is LEAST-Likely to be a type of supercapacitor?

Accepted Answer

A)   double-layer capacitor
B)   quad-core capacitor
C)   pseudocapacitor
D)   hybrid capacitorE) All of the above
F) A) and B) B

Question 2

Pulse and glide driving when accelerating and decelerating is best for ____________________.

Accepted Answer

fuel effic...

Question 3

The batteries in parallel and series/parallel hybrids are charged either by the engine or by  ____________________.

Accepted Answer

regenerati...

Question 4

In a conventional DC motor, electrical arcing not only causes wear but results in electrical interference in computer circuits. A(n) ____________________  has no commutator or brushes, so arcing cannot occur.

Accepted Answer

brushless motor

Question 5

All of the following are hybrid classifications EXCEPT:

Accepted Answer

A)   mild
B)   block
C)   full
D)   plug-inE) A) and D)
F) A) and C)

Question 6

While having a discussion, Technician A says to be careful when working or inspecting under the hood. If the READY light is on, the engine can start at any time. Technician B says that only pushing the START button will start the engine. Who is correct?

Accepted Answer

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

Question 7

The larger Toyota and Lexus hybrids use an additional third electric motor on the ____________________ to provide extra acceleration, all-wheel drive, and traction control.

Accepted Answer

The answer of The larger Toyota and Lexus hybrids use...

Question 8

The ____ determines when to turn the engine on and off.

Accepted Answer

A)   computer
B)   MG1 electrical field
C)   clutch pack
D)   generatorE) All of the above
F) A) and C)

Question 9

The ____ is the interconnected network that moves electricity from generating stations to customers throughout the world.

Accepted Answer

A)   electrical grid
B)   Cloud
C)   Acoustic Vehicle Alerting System (AVAS) 
D)   Atkinson cycleE) B) and C)
F) All of the above

Question 10

Briefly describe the difference between a motor and an engine.

Accepted Answer

The following illustrates the ...

Question 11

Which of the following statements about supercapacitors is LEAST-Likely to be true?

Accepted Answer

A)   supercapacitors can discharge and store electricity as the output of the battery pack changes.
B)   supercapacitors cannot be overcharged; they just get full.
C)   supercapacitors contain toxic materials that require special environmental consideration during disposal.
D)   a supercapacitor can recharge very quickly and can also discharge very quickly.E) A) and D)
F) C) and D)

Question 12

A micro hybrid or stop-start hybrid has a more robust generator that also acts as a starter. It is known as a(n) ____________________ and is powered by a belt drive attached to the crankshaft.

Accepted Answer

integrated starter/generator (...

Question 13

All of the following statements are true EXCEPT:

Accepted Answer

A)   a mild hybrid, sometimes called a power-assist hybrid, can be either series or parallel.
B)   a parallel mild hybrid is the same as a micro hybrid, except that it can also use the ISG to provide additional power to the ICE when accelerating.
C)   parallel mild hybrids do not propel the vehicle using only the electric motor.
D)   a mild hybrid provides great additional improvement in fuel economy at freeway speeds.E) None of the above
F) A) and D)

Question 14

Some hybrid vehicles have used CVT or conventional automatic transmissions, but many other hybrids use a unique transmission known as an ECVT or electronically controlled continuously variable transmission. What is the difference?

Accepted Answer

Many technicians think of a CVT as the t...

Question 15

Conventional 12-volt lead-acid batteries are  used in all electric motor-powered vehicles.

Accepted Answer

A) True 
 B)False

Question 16

Technician A says that automotive parallel and series/parallel hybrids have their batteries charged by the engine. Technician B says that they are powered by regenerative braking. Who is correct?

Accepted Answer

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

Question 17

What are the advantages of hybrids?

Accepted Answer

Hybrids offer improved fuel ec...

Question 18

Most hybrid automobiles are powered with an ICE or a battery-powered electric motor/generator (MG), but not both at the same time.

Accepted Answer

A) True 
 B)False

Question 19

In the Toyota hybrid system (THS), hybrid motor/generators operate as motors when they power a vehicle. They can also generate electricity to recharge the battery pack.  Describe the functions of Motor/Generator 1 and Motor/Generator 2.

Accepted Answer

Motor/Generator 1. MG1 is splined to the...

Question 20

What is the memory effect that occurs in some rechargeable batteries?

Accepted Answer

The memory effect causes a battery to hold less charge and lose its maximum capacity if it is repeatedly discharged only partway before recharging.

Exam 80: Hybrid Electric Vehicle Fundamentals

Which of the following is LEAST-Likely to be a type of supercapacitor?

Correct AnswerverifiedB

Pulse and glide driving when accelerating and decelerating is best for ____________________.

Correct Answerverifiedfuel effic...View AnswerShow Answer

The batteries in parallel and series/parallel hybrids are charged either by the engine or by ____________________.

Correct Answerverifiedregenerati...View AnswerShow Answer

In a conventional DC motor, electrical arcing not only causes wear but results in electrical interference in computer circuits. A(n) ____________________ has no commutator or brushes, so arcing cannot occur.

Correct Answerverifiedbrushless motor

All of the following are hybrid classifications EXCEPT:

Correct AnswerverifiedShow Answer

While having a discussion, Technician A says to be careful when working or inspecting under the hood. If the READY light is on, the engine can start at any time. Technician B says that only pushing the START button will start the engine. Who is correct?

Correct AnswerverifiedShow Answer

The larger Toyota and Lexus hybrids use an additional third electric motor on the ____________________ to provide extra acceleration, all-wheel drive, and traction control.

Correct AnswerverifiedShow Answer

The ____ determines when to turn the engine on and off.

Correct AnswerverifiedShow Answer

The ____ is the interconnected network that moves electricity from generating stations to customers throughout the world.

Correct AnswerverifiedShow Answer

Briefly describe the difference between a motor and an engine.

Correct AnswerverifiedThe following illustrates the ...View AnswerShow Answer

Which of the following statements about supercapacitors is LEAST-Likely to be true?

Correct AnswerverifiedShow Answer

A micro hybrid or stop-start hybrid has a more robust generator that also acts as a starter. It is known as a(n) ____________________ and is powered by a belt drive attached to the crankshaft.

Correct Answerverifiedintegrated starter/generator (...View AnswerShow Answer

All of the following statements are true EXCEPT:

Correct AnswerverifiedShow Answer

Some hybrid vehicles have used CVT or conventional automatic transmissions, but many other hybrids use a unique transmission known as an ECVT or electronically controlled continuously variable transmission. What is the difference?

Correct AnswerverifiedMany technicians think of a CVT as the t...View AnswerShow Answer

Conventional 12-volt lead-acid batteries are used in all electric motor-powered vehicles.

Correct AnswerverifiedShow Answer

Technician A says that automotive parallel and series/parallel hybrids have their batteries charged by the engine. Technician B says that they are powered by regenerative braking. Who is correct?

Correct AnswerverifiedShow Answer

What are the advantages of hybrids?

Correct AnswerverifiedHybrids offer improved fuel ec...View AnswerShow Answer

Most hybrid automobiles are powered with an ICE or a battery-powered electric motor/generator (MG), but not both at the same time.

Correct AnswerverifiedShow Answer

In the Toyota hybrid system (THS), hybrid motor/generators operate as motors when they power a vehicle. They can also generate electricity to recharge the battery pack. Describe the functions of Motor/Generator 1 and Motor/Generator 2.

Correct AnswerverifiedMotor/Generator 1. MG1 is splined to the...View AnswerShow Answer

What is the memory effect that occurs in some rechargeable batteries?

Correct AnswerverifiedThe memory effect causes a battery to hold less charge and lose its maximum capacity if it is repeatedly discharged only partway before recharging.

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fuel effic...
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regenerati...
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brushless motor

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The following illustrates the ...
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integrated starter/generator (...
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Many technicians think of a CVT as the t...
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Hybrids offer improved fuel ec...
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Motor/Generator 1. MG1 is splined to the...
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The memory effect causes a battery to hold less charge and lose its maximum capacity if it is repeatedly discharged only partway before recharging.