If a battery has 12.4 V on open circuit and...

Question 1 / 20X98FboBt8z8VL4wqqlrP

Question 1 of 20X98FboBt8z8VL4wqqlrP

If a battery has 12.4 V on open circuit and 12.2 V when its charging circuit is closed:

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Question 1 of 20

X98FboBt8z8VL4wqqlrP

If a battery has 12.4 V on open circuit and 12.2 V when its charging circuit is closed:

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🔍 Key Concepts

• Effect of connecting a load or charging circuit on a battery’s terminal voltage • What happens to terminal voltage when a battery is overloaded versus when it is charging normally • Whether battery polarity reversal would still show a normal-looking 12‑volt reading

💭 Think About

• Compare the open-circuit voltage to the voltage with the charging circuit closed. Is the change large or small, and what does that usually indicate about load or overload? • Think about what you would expect the voltage to do if the battery’s polarity were actually reversed. Would you still see a normal 12‑volt range, or would something else be noticeably wrong? • In normal operation, when you connect a healthy 12‑volt battery to a proper charging circuit, should the voltage tend to rise, fall, or stay about the same compared to open circuit?

✅ Before You Answer

• Estimate normal 12‑V battery voltages for a partially charged but healthy battery (around 12.2–12.6 V) • Check whether a small voltage drop (from 12.4 to 12.2 V) is more consistent with severe overload or with normal loading/charging • Consider if polarity reversal would usually be detected by instruments/fuses before you could read a normal 12‑V value

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Question 1 of 20

If a battery has 12.4 V on open circuit and 12.2 V when its charging circuit is closed:

Could have polarity reversed

Could be overloaded

A & B

None of the above

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Question 1 / 20X98FboBt8z8VL4wqqlrP

Question 1 of 20X98FboBt8z8VL4wqqlrP

If a battery has 12.4 V on open circuit and 12.2 V when its charging circuit is closed:

Back

Question 1 of 20

X98FboBt8z8VL4wqqlrP

If a battery has 12.4 V on open circuit and 12.2 V when its charging circuit is closed:

No comments yet

Be the first to share your thoughts!

If the question has a related picture, it will appear here.

🔍 Key Concepts

💭 Think About

✅ Before You Answer

👋 Hi! I'm Genie, your AI study assistant. How can I help you with this question?

Quick actions

— No credit card needed