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Electronic Principles

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

14
4
29
48
None of these

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Electronic Principles
When the collector current increases, what does the current gain do?

None of these
stays the same
increases
decreases
any of the above

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Electronic Principles
How many types of flow are there in a semiconductor?

1
2
None of these
3

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Electronic Principles
What form of energy is used for creating static electricity?

Solar energy
Mechanical energy
Light energy
None of these
Chemical energy

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Electronic Principles
A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current?

3.2 mA
13 mA
3.75 mA
None of these
0.05 mA

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Electronic Principles
The number of free electrons and holes in intrinsic semiconductor increases when the temperature

0oC
Decreases
None of these
Increases
Stays the same

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