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?

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

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Electronic Principles
Which one of the following statements is true for current flowing in a series circuit?

The amount of current flow through each part of a series circuit can be different, depending on the resistance of each part and the amount of voltage applied to it
The same current flows through every part of a series circuit
None of these
The total current in a series circuit is equal to the total voltage multiplied by the total resistance
The total current in a series circuit is equal to the sum of the currents flowing through the individual components in the circuit

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Electronic Principles
Which one of the following statements is true for voltage in a parallel circuit?

The total voltage is equal to the sum of the voltages across the individual branches in a parallel circuit
The total voltage in a parallel circuit is equal to the average value of the individual voltages
The total voltage in a parallel circuit is always less than the value of the smallest voltage
None of these
The total voltage of a parallel circuit is the same as the voltages across each branch

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