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

The current always has the same amplitude and phase for every part of the circuit
The total current is less than the sum of the currents for the resistance and capacitance
The total current. is greater than the sum of the currents for the resistance and capacitance
None of these
The total current is equal to the sum of the currents for the resistance and capacitance

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Electronic Principles
Which one of the following principles best describes the basic operation of an electromagnet?

Like magnetic poles attract, while unlike poles repel
None of these
Current flowing through a conductor generates a magnetic field
Current is induced in a conductor that is moving through a magnetic field
Like magnetic poles repel, while unlike poles attract

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Electronic Principles
Which one of the following statements is true?

Power dissipation of a pure capacitor decreases with operating frequency
All of these
There is no meaningful relationship between the power dissipation of a pure capacitor and its operating frequency
None of these
Power dissipation of a pure capacitor increases with operating frequency

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