Podcast
Questions and Answers
What is the purpose of a 12-volt battery in a vehicle?
What is the purpose of a 12-volt battery in a vehicle?
What happens if the auxiliary battery is discharged?
What happens if the auxiliary battery is discharged?
How do lead-acid batteries work?
How do lead-acid batteries work?
What is the process that occurs during discharging of a lead-acid battery?
What is the process that occurs during discharging of a lead-acid battery?
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What is a conductance tester used for?
What is a conductance tester used for?
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What is the recommended charging method for a battery to prevent overheating?
What is the recommended charging method for a battery to prevent overheating?
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What is the reserve capacity rating of a battery used for?
What is the reserve capacity rating of a battery used for?
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What is the difference between absorbed glass mat (AGM) and recombinant-type lead-acid batteries?
What is the difference between absorbed glass mat (AGM) and recombinant-type lead-acid batteries?
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What does a load test determine?
What does a load test determine?
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What does a terminal voltage test measure?
What does a terminal voltage test measure?
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What is the scientific principle behind how batteries work?
What is the scientific principle behind how batteries work?
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What must be done when working with batteries?
What must be done when working with batteries?
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Study Notes
- All vehicles, electric or hybrid, have a 12-volt battery.
- The 12-volt battery powers low-voltage components and acts as a stabilizer for the electrical system.
- The battery must be in good condition for correct vehicle operation.
- The vehicle will not start if the auxiliary battery is discharged.
- Batteries work based on a scientific principle of electron flow between dissimilar metals in acid.
- Lead-acid batteries have positive and negative plates surrounded by sulfuric acid.
- During discharging, the plates combine with sulfur and become lead sulfate.
- During charging, the sulfate returns to the electrolyte and the plates return to lead dioxide and pure lead.
- There are two types of valve-regulated lead-acid batteries: absorbed glass mat (AGM) and recombinant-type.
- Safety procedures must be followed when working with batteries.
- Voltage of a battery does not necessarily indicate its performance.
- A terminal voltage test is conducted with an open circuit and no load applied to the battery.
- Load test determines the condition of a 12-volt battery.
- Conductance tester measures how well a battery can create current.
- Conductance tester can determine CCA, state of charge, voltage, defects, and internal resistance of the battery.
- Conductance tester is not designed to accurately determine SOC or CCA rating of a new battery.
- Slow charging is recommended to prevent overheating damage to the battery.
- AGM battery requires a charger specifically designed for it.
- Battery charge time can be estimated by using the reserve capacity rating of the battery.
- Reserve capacity divided by charging rate gives the hours needed to charge the battery.
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Description
Test your knowledge on vehicle batteries with this informative quiz! From the science behind battery operation to the different types of lead-acid batteries, you'll learn all about the importance of maintaining a healthy battery for optimal vehicle performance. Discover the different testing methods used to determine a battery's condition and the safety procedures that must be followed when working with them. Whether you're a car enthusiast or just curious about how batteries work, this quiz is for you!