Electronic Principles
Which one of the following equations most directly determines the power dissipation of a resistance when you know the power dissipation of a resistance when you know the voltage drop and current?

P = I2R
I = P/E
P = IE
None of these
P = E2/R

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Electronic Principles
Voltage is

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

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