Electronic Principles
A typical light switch in your home is a:

toggle switch
knife switch
rotary switch
None of these
momentary push button switch

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Electronic Principles
Molecule is

A atom that flows whenever there is an imbalance of electrical charges between two points
A atom that has an excessive number of electrons in its outer orbit
None of these
A atom that has a shortage of electrons in its outer orbit
The smallest particle of a substance that retains the properties of that substance

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