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Electronic Principles

Electronic Principles
How may valence electrons does a silicon atom have?

None of these
2
1
4

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Electronic Principles
Which one of the following kinds of materials has the highest permeability?

A diamagnetic material
A paramagnetic material
A ferromagnetic material
None of these
All of these

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Electronic Principles
When operating above its resonant frequency, a parallel RLC circuit has the characteristics of a:

None of these
parallel RLC circuit operated above its resonant frequency
parallel RC circuit
parallel RL circuit
purely resistive circuit

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Electronic Principles
How much power is being dissipated by a 1000 W resistance that has 25 V applied to it?

0.625 W
80 W
None of these
325 kW
0.24 W

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Electronic Principles
At room temperature an intrinsic semiconductor has

many holes
No holes
many free electrons
a few free electrons and holes
None of these

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Electronic Principles
A device that converts mechanical into electrical energy is?

thermocouple
generator
chemical cell
None of these
solar cell

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