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Electronic Principles

Electronic Principles
The equivalent of 1 kV is:

1.00 V
1000 mV
100 mV
1000 V
None of these

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Electronic Principles
How many protons does the nucleus of a silicon atom contain?

29
None of these
4
14
48

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Electronic Principles
Doubling the operating frequency of a capacitive circuit:

has no effect on the capacitive reactance
doubles the amount of a capacitive reactance
cuts the capacitive reactance in half
None of these
multiplies the capacitive reactance by 6.28

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Electronic Principles
Which one of the following properties of a magnetic circuit can be directly compared to resistance in an electrical circuit?

Reluctance
There is no valid comparison
Permeability
Retentivity
Permeance

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Electronic Principles
Doubling the operating frequency of a purely capacitive circuit:

thrice the amount of total current
has no effect on the total circuit current
cuts the total current by one-half
None of these
doubles the amount of total current

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Electronic Principles
Which one of the following statements regarding ac circuits is correct?

Current lags the voltage through a resistor
Current and voltages are in phase through a resistor
All of these
None of these
Current leads the voltage through a resistor

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