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Electronic Devices and Circuits
An intrinsic silicon sample has 1 million free electrons at room temperature. As the temperature is increased
The number of free electrons increases but the number of holes decreases
The number of free electrons and holes increase but not by the same amount
The number of free electrons increases
The number of free electrons and holes increase by the same amount
The number of free electrons increases but the number of holes decreases
The number of free electrons and holes increase but not by the same amount
The number of free electrons increases
The number of free electrons and holes increase by the same amount
Answer
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Related Question
Electronic Devices and Circuits
When avalanche breakdown occurs covalent bonds are not affected.
False
True
False
True
Answer
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Electronic Devices and Circuits
At room temperature the current in an intrinsic semiconductor is due to
Electrons
Holes
Holes and electrons
Ions
Electrons
Holes
Holes and electrons
Ions
Answer
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Electronic Devices and Circuits
An electron in the conduction band
Has lower energy than the electron in the valence band
Loses its charge easily
Has higher energy than the electron in the valence band
Jumps to the top of the crystal
Has lower energy than the electron in the valence band
Loses its charge easily
Has higher energy than the electron in the valence band
Jumps to the top of the crystal
Answer
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Electronic Devices and Circuits
In a bipolar transistor, the emitter base junction has
Forward bias
Zero bias
Zero or reverse bias
Reverse bias
Forward bias
Zero bias
Zero or reverse bias
Reverse bias
Answer
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Electronic Devices and Circuits
The depletion layer width of Junction
Is increased under reverse bias
Increases with heavy doping
Decreases with light doping
Is independent of applied voltage
Is increased under reverse bias
Increases with heavy doping
Decreases with light doping
Is independent of applied voltage
Answer
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