Electronic Principles
What kind of battery is most likely included in a cordless electric knife?

Zinc-carbon battery
None of these
Mercury-cell battery
Nicad battery
Lead-acid battery

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

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

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