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Electronic Principles

Electronic Principles
The equivalent of 1 megohms is:

one-millionth of an ohm
one million ohms
1 k ohm
None of these
100,000 ohm

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Electronic Principles
A transistor has how many doped regions?

3
4
2
1
None of these

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

35.4 V
38.74 V
37.4 V
None of these
30.4 V

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Electronic Principles
Reducing the amount of current through an inductor:

reduces the value of inductance by one-half
multiplies the value of inductance by four
multiplies the value of inductance by two
None of these
has no effect on the inductance

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Electronic Principles
The direction of electron current flow is:

None of these
from right to left
from negative to positive
from neutral to positive
from positive to negative

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Electronic Principles
What is the barrier potential of a silicon diode at room temperature?

2 m V per degree Celsius
0.3V
1 V
0.7V
None of these

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