Electronic Principles
What is a free electron?

An electron that costs nothing
An electron that has been freed from its parent atom
None of these
An electron that has twice the amount of charge of a normal electron
An electron that has no electrical charge

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

The total current is equal to the sum of the currents through the resistance and inductance
None of these
The total current is less than the sum of the currents through the resistance and inductance
The total current leads the total voltage by less than 90
The current always has the same amplitude and phase for every part of the circuit

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