and (b) the de-Broglie wavelength of the electron.
Photoelectrons are emitted when 400 nm radiation is incident on a surface of work function 1.9 eV. These photoelectrons pass through a region containing alpha particles. A maximum energy electron combines with an alpha particles to form a He ion, emitting
11
Sep
Photoelectrons are emitted when 400 nm radiation is incident on a surface of work function 1.9 eV. These photoelectrons pass through a region containing alpha particles. A maximum energy electron combines with an alpha particles to form a He ion, emitting An electron in a hydrogen-like atom is in an excited state. It has a [...]
A gas of hydrogen-like ion is prepared in such a way that the ions are only in the ground state and the first excited state. A monochromatic light of wavelength 1216 A is absorbed by the ions. The ions are lifted to higher excited states and emit
11
Sep
A gas of hydrogen-like ion is prepared in such a way that the ions are only in the ground state and the first excited state. A monochromatic light of wavelength 1216 A is absorbed by the ions. The ions are lifted to higher excited states and emit An electron in a hydrogen-like atom is in [...]
Assume that the de-Broglie wave associated with an electron can form a standing wave between the atoms arranged in a one-dimensional array with nodes at each of the atomic sites. It is found that one standing wave is formed if the distance between the atoms
11
Sep
Assume that the de-Broglie wave associated with an electron can form a standing wave between the atoms arranged in a one-dimensional array with nodes at each of the atomic sites. It is found that one standing wave is formed if the distance between the atoms An electron in a hydrogen-like atom is in an excited [...]
An electron in a hydrogen-like atom is in an excited state. It has a total energy of -3.4 eV. Calculate (a) the kinetic energy, and (b) the de-Broglie wavelength of the electron.
11
Sep
An electron in a hydrogen-like atom is in an excited state. It has a total energy of -3.4 eV. Calculate (a) the kinetic energy, and (b) the de-Broglie wavelength of the electron. An electron in a hydrogen-like atom is in an excited state. It has a total energy of -3.4 eV. Calculate (a) the kinetic [...]