The reading of first Bohr or lit hydrogen atom is
The energy of on electron in the 3rd forfeit of on atom is –E. The energy of on electron in the first or lit will be
The energy of a photon is give as Then the wavelength of a photon is.
The ratio of ionization energy of hand is is
Potential energy of list electron is
The ratio of ionization energy of hydrogen atom in terms of Reedley constant is given
An -part ale of energy 5Mev is scattered through 180 by a fined uranium nucleus. The distance of the closed approach is of the order of:
An -particle with kinetic energy 10 MeV is heading towards a stationary point-nucleus of atomic number Z = 50. Calculate the distance of closest approach.
What is the distance of closest approach when a 5.0 MeV proton approaches a gold nucleus (Z = 79)? Given,
An -particle after passing through a potential difference of falls on a silver foil. The atomic number of silver is 47. Calculate the kinetic energy of the -particle at the time of falling on the foil.