Automotive Technology
7th Edition
ISBN: 9781337794213
Author: ERJAVEC, Jack.
Publisher: Cengage,
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Textbook Question
Chapter 36, Problem 5ASRQ
Technician A says that a fuel cell produces electricity through an electrochemical reaction that combines hydrogen and oxygen to form water. Technician B says that in a fuel cell, catalysts are used to ignite the hydrogen, causing a release of electrons or electrical energy. Who is correct?
a. Technician A only
b. Technician B only
c. Both A and B
d. Neither A nor B
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Chapter 36 Solutions
Automotive Technology
Ch. 36 - Why are carbon dioxide emissions a concern?Ch. 36 - List five things a driver of a BEV can do to...Ch. 36 - What makes up the propulsion system in a BEV?Ch. 36 - What basic factors affect the required time to...Ch. 36 - There are two basic ways a BEV is connected to an...Ch. 36 - Why is water control so important to the...Ch. 36 - Explain what the ratings of kilowatts and kilowatt...Ch. 36 - True or False? All fuel cell vehicles have...Ch. 36 - True or False? A PEM fuel cell needs to operate at...Ch. 36 - Which of the statements about hydrogen is true? a....
Ch. 36 - Which of the following CANNOT be used as a source...Ch. 36 - Which of the following statements about fuel cells...Ch. 36 - What is the basic fuel for a fuel cell? a....Ch. 36 - The component that changes the molecular structure...Ch. 36 - Which of the following statements about hydrogen...Ch. 36 - Technician A says power is the ability to do work....Ch. 36 - While discussing inductive charging: Technician A...Ch. 36 - Technician A says some BEVs use liquid to heat the...Ch. 36 - While discussing charger connections: Technician A...Ch. 36 - Technician A says that a fuel cell produces...Ch. 36 - While diagnosing the control system of a BEV:...Ch. 36 - Prob. 7ASRQCh. 36 - Technician A says that all FCEVs have regenerative...Ch. 36 - Technician A says that gasoline can be used as a...Ch. 36 - While discussing hydrogen: Technician A says that...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
What type of fire extinguisher should you have close by when you are working on fuel system components?
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Technician A says that dedicated vehicles are those designed to use one particular type of fuel. Technician B says that bi-fuel vehicles can operate solely on an alcohol-based fuel or unleaded gasoline, or a mixture of the two, which gives the driver flexibility and convenience when refilling the fuel tank. Who is correct? a. Technician A b. Technician B c. Both A and B d. Neither A nor B
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Why is water control so important to the effectiveness of a PEM fuel cell?
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Gasoline in a fuel tank has been contaminated with water from condensation. Tech a says it will stay on the surface of the fuel and can be skimmed (removed) off. Tech b says that it will dissolve in the gasoline and be burned during the combustion process. Who is correct?
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1.Which of the following is an example of combustion?.
a. flaming methane bubbles.
b. toasty campfire c. running diesel truck engine
d. all of the above
2. Heat is measured in
a. bules b. grams
c. degrees celcius
d. kJ
3.Iso-octane CH₁ is burned with 120% theoretical air in a small three-cylinder
turbocharged automobile engine, calculate: -
a the stoichiometric air-fuel ratiol
b. the equivalence ratio?
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fuel additive are being discussed. technician A says adding oxygenates to gasoline increases fuel economy. technician B says adding 10 percent ethanol to gasoline may boost the octane rating 2.5 to 3 points. who is correct?
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Describe the engine types and operations including the manner of releasing the energy source through combustion of the corresponding fuels.
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ANSWER THERMOFLUIDS QUESTIONS
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Volatile liquid fuels behave differently from gaseous fuels. Make 10 sentences specifying these differences.
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Which of the following statements about fuel cells is NOT true?a. A single fuel cell produces very low voltage, normally less than one volt.b. A fuel cell produces electricity through an electro-chemical reaction that combines hydrogen and oxygen to form water.c. A fuel cell is composed of two electrodes coated with a catalyst and separated from each other by an electrolyte and from the case by separators.d. In a fuel cell, catalysts are used to ignite the hydrogen; this causes a release of electrons or electrical energy.
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11.Which of the following can be used as fuel in compressed form?
a.
Petrol
b.
Natural Gas
c.
Coal
d.
Uranium
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What is meant by abnormal combustion
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