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

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

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Electronic Principles
Current is

The number of free electrons in an atom
The force that causes electrons to flow
None of these
The flow of charged particles through a material
An imbalance of electrical charges

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Electronic Principles
When a series RLC circuit is operating at its resonant frequency:

inductive reactance is greater than the capacitive reactance
None of these
capacitive reactance is greater than the inductive reactance
inductive reactance is equal to the capacitive reactance
the difference between inductive and capacitive reactance is equal to the resistance

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