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2021-03-12 01:51:26
00:22:20
Urdu
conceptual question of chapter 17 physics 12 part 1 exercise short questions part 1 short questions for class 12 Physics chapter 17 conceptual questions of electronics class 12 Physics Federal board Physics kpk board Physics physics lectures candle academy Pakistan
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welcome to candle academy Pakistan. this is a lecture 12 of chapter 17 electronics class 12 Physics Federal board and kpk board. in this lecture first five conceptual questions of chapter 17 are solved.
00:39 Conceptual question 17.1
Explain the formation of depletion region in a PN junction.
05:02 Conceptia question 17.2
Explain why in a transistor.
a. The base is lightly doped and
b. The collector is larger in size
09:15 Conceptual questions 17.3
Explain why base current is weak as compared to collector current.
11:53 Conception question 17.4
Why the emitter base junction is forward biased and collector base junction is reverse biased?
16:31 Conceptual question 17.5
Draw the diagram of NPN and PNP transistors and explain how it works?
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