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State any one difference between energy band diagram of conductors and that of insulators. Give a…
(i)[1.0]
State any one difference between energy band diagram of conductors and that of insulators.
(ii)[1.0]
Give a relation between $\alpha$ and $\beta$ for a transistor.
(Derivation is not required.)
(iii)[1.0]
What is the advantage of an LED bulb over the filament electric bulb?
Answer
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From ISC 2020 Physics Paper 1, question 19.