If the photon of the wavelength 150 pm strikes an atom, one of its inner bound electrons is ejected out with a velocity of `1.5xx10^7 ms^-1`. Calculate the energy with which it is bound to the nucleus.

If the photon of the wavelength 150 pm strikes an atom and one of its inner bound electrons is ejected out with a velocity of 1.5xx10^(7)m*s^(-1) , calculate the energy with which it is bound to the nucleus.

Calculate the wavelength of the de Broglie wave associated with an electron moving with a velocity of 2.05xx10^(7)m*s^(-1) .

Calculate the wavelength of an electron moving with a velocity of 2.05xx10^(7)m*s^(-1) .

Frequency of a photon is 1.2xx10^(15)Hz . Calculate its energy in J.

When ultraviolet rays of wavelength 620 Å is incident on a hydrogen atom in the ground state, its electron is emitted with a velocity of 1.5 xx10^(6) m *s^(-1) . What is the ionisation energy of hydrogen ? Given , h= 6.625xx10^(-34)J *s , mass of electron = 9.1 xx 10^(-31)kg, c=3xx 10^(8)m*s^(-1) and 1 eV=1.6xx 10^(-19)J .

A photon of wavelength 4x10^-7 m strikes a metal surface work function of the metal is 2.13eV calculate the velocity of photoelectrons in ms^-1

A photon of wavelength 4xx10^(-7)m strikes on metal surface, the work function of the metal being 2.13 eV. Calculate (1) the energy of the photon (eV). (2) The kinetic energy of the emission.

Calculate the energy of 1 mol of photons associated with a frequency of 5xx10^(10)s^(-1) .

A photon of wavelength 4x10^-7 m strikes a metal surface work function of the metal is 2.13eV calculate the kinetic energy of the emitted photoelectrons in eV

if the velocity of the electron in Bohr's first orbit is 2.19xx10^(6)m*s^(-1) , calculate the de Broglie wavelength associated with it.