Electronic Principles
Which one of the following statements is true for current flowing in 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
None of these
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
The same current flows through every part of a series circuit

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Electronic Principles
The peak value of a sine waveform is:

the amplitude at 70.7% of the maximum value
the maximum positive or negative value
the amplitude at 1.41 times the maximum value
None of these
the amplitude at 90% of the maximum value

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

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

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