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प्रश्न
Choose the correct option.
Electric conduction through a semiconductor is due to:
विकल्प
Electrons
holes
none of these
both electrons and holes
उत्तर
both electrons and holes
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संबंधित प्रश्न
Answer the following question.
What is the importance of the energy gap in a semiconductor?
A transistor is used in an amplifier circuit in common emitter mode. If the base current changes by 100µA, it brings a change of 10 mA in collector current. If the load resistance is 2kΩ and input resistance is 1kΩ, the value of power gain is x × 104 . The value of x is ______.
The mobility of electrons in a semiconductor chip of length 10 cm is observed to be 1000 cm2/Vs. When a potential difference of vis applied across it. What is the drift speed of electrons.
In a p-type semiconductor the acceptor level is situated 57 meV above the valence band. The maximum wavelength of light required to produce a hole will be:
If the potential barrier across a p-n junction is 0.6 V. Then the electric field intensity, in the depletion region having the width of 6 × 10-6m, will be ______ × 105 N/C.
