Electronic Principles
Current is

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

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Electronic Principles
Which one of the following statements applies to common, non-rechargeable flashlight batteries?

Common flashlight batteries are primary wet-cell batteries
Common flashlight batteries are secondary wet-cell batteries
None of these
Common flashlight batteries are secondary dry-cell batteries
Common flashlight batteries are primary dry-cell batteries

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