Battery Pre Test

What is the popular name for an electrochemical cell? Choose one answer. 

•  A fuel cell.
• A catalytic cell. 
• A battery.
• A galvanometer

Two technicians are discussing battery load testing. Technician A says that if the battery fails the load test, it is bad and should be replaced. Technician B says if it fails the load test, it should be fully charged and the test repeated. Who is correct? Choose one answer.

• Technician A
• Technician B
• Both Technician A and Technician B
•  Both Technicians A and B d. Neither Technician A nor B

Technician A says that the positive post on a battery can be identified by being a larger size than the negative post. Technician B says that the positive post on a battery can be identified by the + or POS marking on the casing next to the post. Who is correct? Choose one answer.

• Technician A
• Technician B
• Both Technicians A and B
•   Neither Technician A nor B

The electrolyte in an automotive lead acid battery is: Choose one answer.  

• sulfur dioxide
• nitric acid
• dilute sulfuric acid. 
• hydrochloric acid.

The potentially explosive gas given off when charging a battery is: Choose one answer. 

• helium
• oxygen.
•  nitrogen
• Hydrogen

Marks: 1 A technician must always wear ______________ when working on a battery. Choose one answer. 

•  designer clothes
• earrings
• tennis shoes
• safety glasses

Technician A says that the purpose of the electrolyte is to allow the escape of hydrogen gas from the battery. Technician B says that the purpose of the electrolyte is to transfer heat away from the battery. Who is correct? Choose one answer.

• Technician A
• Technician B
• Both Technicians A and B
•  Neither Technician A nor B

Technician A says that the negative plates of the battery are immersed in pure distilled water. Technician B says that the positive plates of the battery are immersed in pure hydrochloric acid. Who is correct? Choose one answer.

• Technician B
• Technician B
•  Both Technicians A and B
• Neither Technician A nor B

Technician A says that a parasitic load is when the alternator is overcharging the battery due to a faulty voltage regulator. Technician B says that a parasitic load is any electrical drain when the vehicle is off and the key is removed from the vehicle. Who is correct? Choose one answer.

• Technician A
• Technician B
• Both Technician A and B
• Technician A says that a parasitic load is when the alternator is overcharging the battery due to a faulty voltage regulator. Technician B says that a parasitic load is any electrical drain when the vehicle is off and the key is removed from the vehicle. Who is correct? Choose one answer. a. Technician A b. Technician B c. Both Technician A and B d. Neither Technician A nor B
  

Battery terminal oxidation can be treated by: Choose one answer. 

• pouring cold water on it.
• scraping the corrosion away
• using salt water
• pouring hot water on it