Electronic Principles
In a transistor operates at the middle of the load line, an increase in the base resistance will move the Q point

down
nowhere
up
off the load line
None of these

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Electronic Principles
The south pole of a magnet is the one:

None of these
that would be attracted to the earths north magnetic pole
that would be attracted to the earth's south magnetic pole
that has its molecules arranged in a random pattern
that would be repelled by the north pole of another magnet

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

The same current flows through every part of a series circuit
The total current in a series circuit is equal to the sum of the currents flowing through the individual components in the circuit
The total current in a series circuit is equal to the total voltage multiplied by the total resistance
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
None of these

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Electronic Principles
Which one of the following statements most accurately reflects the nature of ac power?

The current in an ac circuit changes direction periodically
None of these
The current in an ac circuit flows in two directions at the same time
The current in an ac circuit flows in one direction, but changes value periodically
The current in an ac circuit flows in one direction at a steady level

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