12th Class Physics MCQS Atomic Spectra Online Test 6

radius-of-first-orbit-of-an-atom-is-r-1-3-d-0-053-nm-radius-of-second-orbit-r-2-will-be-3-a_-_0-212-nm,rydberg-constant-has-value-3-a_-_1-0974-c-3-9710-3-csup-3-e-7-3-c-2-fsup-3-em-3-csup-3-e-1-3-c-2-fsup-3-e,second-postulate-of-bohr-e-2-80-99-s-atomic-model-is-3-a_-_mvr-3-dnh-2-f-2-3-f,speed-of-the-electron-in-the-first-bohr-e-2-80-99-s-orbit-is-3-a_-_2-19-c-3-9710-3-csup-3-e-6-3-c-2-fsup-3-em-2-fsec,the-energy-of-electron-in-ground-state-of-hydrogen-atom-is-13-6-e-v-2-c-then-its-energy-in-fourth-orbit-is-3-a_-_00-85-e-v,the-energy-of-electron-of-the-4th-orbit-in-hydrogen-atom-is-3-a_-_00-85-e-v,the-energy-of-the-4th-orbit-in-hydrogen-atom-is-3-a_-_00-85-ev,the-equation-of-rydbery-constant-is-given-by-3-a_-_r-3-csub-3-eh-3-c-2-fsub-3-e-3-de-3-csub-3-eo-3-c-2-fsub-3-e-2-fh-c,the-first-laser-28-ruby-laser-29-was-built-by-3-a_-_c-h-townes,the-following-gas-was-identified-in-the-sun-using-spectroscopy-3-a_-_helium,the-line-radiations-emitted-from-hydrogen-filled-discharge-tube-can-be-analyzed-into-3-a_-_line-spectrum,the-longest-wavelength-of-paschen-series-is-3-a_-_1875-nm