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ALLEN-SEMICONDUCTORS-Part-3(Exercise-1)
- The valence band at 0 K is-
02:09
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- Cu and Ge are cooled to 70 K then :-
02:15
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- Lets npand ne be the number of holes and conduction electrons in an in...
02:45
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- Resistivity of a semiconductor depends on
01:05
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- The forbidden energy gap in Ge is 0.72 eV , given hc = 12440 eVÅ - Th...
02:20
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- The energy gap in a semiconductor is of the order of :-
01:48
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- A p-type semiconductor is
02:43
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- In the depletion region of an unbiased p-n junction diode there are
01:04
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- p-n junction is
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- When value of current increase in P-N junction, then the value of cont...
01:34
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- p-n junction is said to be forward biased, when
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- When a junction diode is reverse biased, then current called drift cur...
03:51
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- The thinest part of a transistor is
01:39
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- In transistor symbols, the arrows shows the direction of-
01:50
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- Transistor can be used as :-
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- One part of a device is connected with the negative terminal of a batt...
03:54
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- Common emitter circuit is used as amplifier, its current gain is 50. I...
02:09
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- In which case is the junction diode is not reverse bias-
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- For transistor relation in current amplification factors is-
01:51
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- If a full wave rectifier circuit is operating from 50 Hz mains, the fu...
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