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Sahay Sir > Question Answers > JEE Mains Physics 2002-2019 Solved Video Solutions > Chapter 17 - Dual Nature of Radiation > An electron from various excited states of hydrogen atom emit radiation to come to the ground state. Let λn,λg be the de Broglie wavelength of the electron in the nth state and the ground state respectively. Let ⋀n be the wavelength of the emitted photon in the transition from the nth state to the ground state. For large n, (A, B are constants)

An electron from various excited states of hydrogen atom emit radiation to come to the ground state. Let λn,λg be the de Broglie wavelength of the electron in the nth state and the ground state respectively. Let ⋀n be the wavelength of the emitted photon in the transition from the nth state to the ground state. For large n, (A, B are constants)

An electron from various excited states of hydrogen atom emit radiation to come to the ground state. Let λn In an electron microscope the minimum electron energy required is close to the resolution that can be achieved is of the order of the wavelength of electrons used. To resolve a width of 7.5×10^−12m