Electronic Principles
Which one of the following statements applies to common auto batteries?

Auto batteries are primary dry-cell batteries
None of these
Auto batteries are primary wet-cell batteries
Auto batteries are secondary wet-cell batteries
Auto batteries are secondary dry-cell batteries

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Electronic Principles
The north pole of a magnet is the one:

that would be attracted to the earth's south magnetic pole
None of these
that has its molecules arranged in a random pattern
that would be attracted to the earth's north magnetic pole
that would be repelled by the south pole of another magnet

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