Electronic Principles
Assuming 100% efficiency, what is the power being applied to the primary winding of the transformer described in the above question?

1000 W
None of these
100 W
200 W
20 W

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

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

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