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If you take the 60 V boat battery in your shed and connect its postive terminal...

If you take the 60 V boat battery in your shed and connect its postive terminal to the negative terminal of a 12 V car battery, what is the potential difference between the terminals of the exposed ends of the combination? What is you instead connected the two positive terminals together? Explain your reasoning.

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Answer #1

first case potential differ=72 v

other case only 60 v work and other 12 v only consume battery or done nothing.

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