4.2 eV are required to remove an electron from its surface. What is the kinetic energy
Sahay Sir > Question Answers > 4.2 eV are required to remove an electron from its surface. What is the kinetic energy
In a photoelectric effect set-up a point source of light of power 3.2 * 10^-3 W emits monoenergetic photons of energy 5.0 eV. The source is located at a distance of 0.8 m from the centre of a stationary
11
Sep
In a photoelectric effect set-up a point source of light of power 3.2 * 10^-3 W emits monoenergetic photons of energy 5.0 eV. The source is located at a distance of 0.8 m from the centre of a stationary 4.2 eV are required to remove an electron from its surface. What is the kinetic energy [...]
Light of wavelength of 2000 A falls on an aluminium surface. In aluminium, 4.2 eV are required to remove an electron from its surface. What is the kinetic energy, in electron volt, of (a) the fastest, and (b) the slowest
11
Sep
Light of wavelength of 2000 A falls on an aluminium surface. In aluminium, 4.2 eV are required to remove an electron from its surface. What is the kinetic energy, in electron volt, of (a) the fastest, and (b) the slowest 4.2 eV are required to remove an electron from its surface. What is the kinetic [...]