Electronic Principles
Voltage is

The number of free electrons in an atom
Trie force that causes electrons to flow
None of these
The flow of charged particles through a material
The smallest electrically charged particle

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Electronic Principles
What is the difference between the kinds of charges for an electron and a proton?

None of these
An electron has a negative charge and a proton has no charge
An electron has a positive charge and a proton has a negative charge
An electron has a positive charge and a proton has no charge
An electron has a negative charge and a proton has a positive charge

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

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

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