Question 1

Which of these statements is NOT a true conclusion from a battery load test?

Accepted Answer

A)  The battery needs to be replaced if the voltage dropped below 9.6 volts while under a load but rose above 12.4 volts when the load was removed 
B)  The battery should be charged and then retested because it dropped below 9.6 volts and didn't rise above 12.4 volts when the load was removed 
C)  The battery should be charged and then retested because it dropped below 9.6 volts and rose above 12.4 volts when the load was removed 
D)  The battery is good because the voltage dropped only to 10.3 volts while under load 
A)  The battery needs to be replaced if the voltage dropped below 9.6 volts while under a load but rose above 12.4 volts when the load was removed 
B)  The battery should be charged and then retested because it dropped below 9.6 volts and didn't rise above 12.4 volts when the load was removed 
C)  The battery should be charged and then retested because it dropped below 9.6 volts and rose above 12.4 volts when the load was removed 
D)  The battery is good because the voltage dropped only to 10.3 volts while under load C

Question 2

The best way to test battery cables and terminal for excessive resistance is by _____ testing.

Accepted Answer

A)  ohmmeter 
B)  voltage drop 
C)  ammeter [conventional] 
D)  inductive ammeter 
A)  ohmmeter 
B)  voltage drop 
C)  ammeter [conventional] 
D)  inductive ammeter B

Question 3

Vehicles equipped for cold climates may have a battery blanket or heater to keep the battery warm during extremely cold weather.

Accepted Answer

A) True 
 B)False  True

Question 4

Technician A says jump-starting a battery can damage electronic components. Technician B says a dead battery should be jump-started instead of recharged. Who is correct?

Accepted Answer

A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B 
A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B

Question 5

A cold-cranking amperes (CCA) rating specifies the minimum amperes available at _____ degrees Fahrenheit.

Accepted Answer

A)  50 
B)  32 
C)  0 
A)  50 
B)  32 
C)  0

Question 6

Describe the cold-cranking amperes (CCA) rating system.

Accepted Answer

It specifies the minimum amper

Question 7

Which of the following is NOT part of routine battery inspections and maintenance?

Accepted Answer

A)  Visually check cables and terminals 
B)  Make sure the battery hold-downs are holding the battery securely in place 
C)  Refill the electrolyte level with clean electrolyte 
D)  Clean any corrosion from the cable ends and terminals 
A)  Visually check cables and terminals 
B)  Make sure the battery hold-downs are holding the battery securely in place 
C)  Refill the electrolyte level with clean electrolyte 
D)  Clean any corrosion from the cable ends and terminals

Question 8

The specific gravity of the electrolyte decreases as the battery is discharged.

Accepted Answer

A) True 
 B)False

Question 9

Identify five lead acid battery design types.

Accepted Answer

Low-maintenance, maintenance-f

Question 10

What is meant by the term "specific gravity"?

Accepted Answer

It is the weight of

Question 11

Battery overcharging may be caused by _____.

Accepted Answer

A)  faulty vehicle charging system 
B)  improper use of a battery charger 
C)  both "faulty vehicle charging system" and "improper use of a battery charger" 
D)  neither both "faulty vehicle charging system" nor "improper use of a battery charger" 
A)  faulty vehicle charging system 
B)  improper use of a battery charger 
C)  both "faulty vehicle charging system" and "improper use of a battery charger" 
D)  neither both "faulty vehicle charging system" nor "improper use of a battery charger"

Question 12

Sulfation of battery plates can cause _____.

Accepted Answer

A)  lower specific gravity 
B)  reduced reserve power in cold weather 
C)  both "lower specific gravity" and "reduced reserve power in cold weather" 
D)  neither both "lower specific gravity" nor "reduced reserve power in cold weather" 
A)  lower specific gravity 
B)  reduced reserve power in cold weather 
C)  both "lower specific gravity" and "reduced reserve power in cold weather" 
D)  neither both "lower specific gravity" nor "reduced reserve power in cold weather"

Question 13

Technician A uses a voltmeter to test the open circuit voltage of a battery. Technician B uses the results of an open circuit voltage test to determine the battery's state of charge. Who is correct?

Accepted Answer

A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B 
A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B

Question 14

When load testing a battery, the load applied to the battery should be _____.

Accepted Answer

A)  one half the CCA rating 
B)  the CCA rating 
C)  two times the CCA rating 
D)  two times the CA rating 
A)  one half the CCA rating 
B)  the CCA rating 
C)  two times the CCA rating 
D)  two times the CA rating

Question 15

Battery sulfation is normally caused by ____________________.

Accepted Answer

The answer of Battery sulfation is normally caused by ____________________....

Question 16

The electrolyte in a fully charged lead acid type battery is a solution of _____.

Accepted Answer

A)  36 percent sulfuric acid and 64 percent water 
B)  40 percent hydrochloric acid and 60 percent water 
C)  30 percent potassium hydroxide and 70 percent water 
D)  50 percent hydrogen peroxide and 50 percent water 
A)  36 percent sulfuric acid and 64 percent water 
B)  40 percent hydrochloric acid and 60 percent water 
C)  30 percent potassium hydroxide and 70 percent water 
D)  50 percent hydrogen peroxide and 50 percent water

Question 17

What are the functions of the metal box that surrounds the high-voltage batteries in a hybrid vehicle?

Accepted Answer

Secures the batteries; protect

Question 18

Technician A says electrolyte is very corrosive. Technician B says electrolyte is a water and hydrochloric acid solution. Who is correct?

Accepted Answer

A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B 
A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B

Question 19

Technician A says lead in the lead peroxide of the positive plates combines with sulfate to form lead sulfate (PbSO4) as a battery discharges. Technician B says lead sulfate forms on the negative plates as a battery discharges. Who is correct?

Accepted Answer

A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B 
A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B

Question 20

Battery cables are typically ____________________ or ____________________ gauge wire.

Accepted Answer

The answer of Battery cables are typically ____________________ or ____________________...

Exam 17: Batteries: Theory, Diagnosis, and Service

Which of these statements is NOT a true conclusion from a battery load test?

The best way to test battery cables and terminal for excessive resistance is by _____ testing.

Vehicles equipped for cold climates may have a battery blanket or heater to keep the battery warm during extremely cold weather.

Technician A says jump-starting a battery can damage electronic components. Technician B says a dead battery should be jump-started instead of recharged. Who is correct?

A cold-cranking amperes (CCA) rating specifies the minimum amperes available at _____ degrees Fahrenheit.

Describe the cold-cranking amperes (CCA) rating system.

Which of the following is NOT part of routine battery inspections and maintenance?

The specific gravity of the electrolyte decreases as the battery is discharged.

Identify five lead acid battery design types.

What is meant by the term "specific gravity"?

Battery overcharging may be caused by _____.

Sulfation of battery plates can cause _____.

Technician A uses a voltmeter to test the open circuit voltage of a battery. Technician B uses the results of an open circuit voltage test to determine the battery's state of charge. Who is correct?

When load testing a battery, the load applied to the battery should be _____.

Battery sulfation is normally caused by ____________________.

The electrolyte in a fully charged lead acid type battery is a solution of _____.

What are the functions of the metal box that surrounds the high-voltage batteries in a hybrid vehicle?

Technician A says electrolyte is very corrosive. Technician B says electrolyte is a water and hydrochloric acid solution. Who is correct?

Technician A says lead in the lead peroxide of the positive plates combines with sulfate to form lead sulfate (PbSO4) as a battery discharges. Technician B says lead sulfate forms on the negative plates as a battery discharges. Who is correct?

Battery cables are typically ____________________ or ____________________ gauge wire.

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Technician A says lead in the lead peroxide of the positive plates combines with sulfate to form lead sulfate (PbSO₄) as a battery discharges. Technician B says lead sulfate forms on the negative plates as a battery discharges. Who is correct?

Battery cables are typically or gauge wire.