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2021-03-12 02:03:48
00:20:09
Urdu
conceptual questions chapter 17 exercise of electronics chapter 17 conceptual questions of electronics chapter 17 short questions of of electronics solved Federal board Physics kpk board Physics physics lectures class 12 candle academy Pakistan
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welcome to candle academy Pakistan. this is lecture 13 of chapter 17 electronics class 12 Physics Federal board and kpk board. in this lecture exercise conceptual questions part 2 is solved. this part contains the following conceptual questions.
00:44 Conceptual question 17.6
Distinguish between n type semiconductors and P type semiconductors.
03:33 Conceptual question 17.7
A p type semiconductor has large number of holes but still it is electrically neutral why?
06:39 Conceptual question 17.8
Explain why common emitter configuration is widely used in amplifier circuits?
09:46 Conceptual question 17.9
Why transistor is called current amplification device?
11:40 Conceptual question 17.10
A doped semiconductor has 10 ^ 10 silicon atoms and 10 trivalent atoms .if the temperature is 25 degree centigrade how many free electrons and holes are there inside the semiconductor?
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