The second excited state of hydrogen atom corresponds to n = 3 and as per Bohr’s model the angular momentum of electron is 3h/2pi. Class 12 Physics NCERT Sample Paper Question Session 2024-2025.
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A thin layer on both sides of the p – n junction which is devoid of free electrons and holes and contains mostly immobile ions is called depletion region. Class 12 Physics Chapter 14 Semiconductor Electronics Session 2024-2025.
Extrinsic semiconductor is a pure semiconductor doped with controlled quantity of either a trivalent or a pentavalent impurity. Class 12 Physics Chapter 14 Semiconductor Electronics Session 2024-2025.
(i) The width of depletion layer of a p – n junction decreases when the junction is forward biased. (ii) The width of depletion layer of a p – n junction increases when the junction is reverse biased. Class 12 ...
Conductivity of n-type semiconductor is greater because mobility of electrons is more than that of holes. Class 12 Physics Chapter 14 Semiconductor Electronics Session 2024-2025.
Reverse bias. Class 12 Physics Chapter 14 Semiconductor Electronics Session 2024-2025.
Drift of minority charge carriers across the junction. Class 12 Physics Chapter 14 Semiconductor Electronics Session 2024-2025.
Forward biased. Class 12 Physics Chapter 14 Semiconductor Electronics Session 2024-2025.
Nuclear fusion reaction taking place under extreme high temperature (= 10⁹ K) is called a thermonuclear reaction. Class 12 Physics Chapter 13 Nuclei Session 2024-2025.
Since energy is released during fusion process, hence the binding energy per nucleon of the daughter nucleus is more. Class 12 Physics Chapter 13 Nuclei Session 2024-2025.