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Which of the following components of an electrical circuit is a source of voltage? A. a switch B. a battery C. a resistor D. a light bulb
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3 votes
Which of the following components of an electrical circuit is a source of voltage?

A. a switch
B. a battery
C. a resistor
D. a light bulb

User Rafe Kettler
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8.3k points

1 Answer

4 votes
A is your answer. It has its own charge unlike the rest of the objects. 
User Jupiter
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9.0k points
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