Electronic Principles
When the Q point moves along the load line, the voltage increases when the current

Increases
Can be any of above
None of these
Decreases
Stays the same

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Electronic Principles
Which one of the following phrasers best describes flux density?

The force that maintains lines of force
The concentration of lines of magnetic force
The opposition to a build-up of magnetic fields
None of these
The rate of change of the number of lines of magnetic force

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

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

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