Class 12th Physics | Answer Key 2025 | CBSE Board | PYQ 2025 | Paper Code 55-6-3 | Set 3 | Q27

In Bohr model of hydrogen atom, an electron is revolving in second orbit. Find the value of: (i) angular momentum of electron, (ii) radius of the orbit, and (iii) kinetic energy of electron. Take radius of first orbit of hydrogen atom as 0.5 Å

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Class 12 Physics PYQ 2025