Electronic Principles
Current is

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

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Electronic Principles
The peak value of a sine waveform is:

None of these
the maximum positive or negative value
the amplitude at 1.41 times the maximum value
the amplitude at 90% of the maximum value
the amplitude at 70.7% of the maximum value

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

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

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