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Electronic Principles

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

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

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Electronic Principles
Reducing the amount of current through an inductor:

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

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Electronic Principles
Silicon atoms combine into an orderly pattern called a

None of these
Crystal
Covalent bond
Semiconductor
Valence orbit

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Electronic Principles
Absolute Zero temperature equals

0o C
-273o C
None of these
25o C
-276o C

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Electronic Principles
Determine the resistance value and tolerance of a resistor that has the following color bands; first band is red, second band is red, third band is orange, and the fourth band is gold

None of these
22, 000 Ohm, 10%
220 Ohm, 5%
220 Ohm, 10%
22,000 Ohm, 5%

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Electronic Principles
A device that converts thermal energy to electrical energy is called a:

thermocouple
chemical cell
piezoelectric devices
None of these
solar cell

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