Syllabus/curriculum of Physics course-class XII designed by NEB. Physical Optics: [Mark scheme: 9 marks⇒LAQ-1/2, SAQ- 1/2, NP- 1/1] 1. Nature and Propagation of Light [6 Teaching hours]⇒ Nature and sources of light, electromagnetic spectrum, Huygen’s principle, reflection and refraction according to wave theory, velocity of light: Foucault’s method; Michelson’s met
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09/16/2020, Nepal. Electron is a negatively charged common particle found in all types of matter. The term “electron” was first suggested by Stoney in 1891, although the electron was not discovered until 1897, by British physicist J.J. Thomson. Each electron carries one unit of negative charge (1.602 x 10-19 coulomb) and has a very small mass […]
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