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Electronic Principles

Electronic Principles
Suppose the peak value of a sinusoidal voltage is 50 V. What is the rms value?

35.4 V
None of these
37.4 V
38.74 V
30.4 V

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Electronic Principles
A transistor has how many doped regions?

3
1
4
None of these
2

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Electronic Principles
As the temperature increases, the current gain

increases
contant
decreases
None of these
can be any of the above

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Electronic Principles
The value of a capacitor can be made larger by:

None of these
increasing the voltage applied to the plates
increasing the area of the plates
decreasing the area of the plates
increasing the frequency of the applied voltage

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Electronic Principles
Who invented the first junction transistor?

Gomes
Fisher
None of these
Shockley
Smith

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Electronic Principles
How much current flows through a 0.02 micro F capacitor that is operating from a 12-V ac, 100-Hz source?

0.151 mA
157 raA
None of these
0.995 mA
2.02 A

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