If Photon having wavelength `6.2nm`was allowed to strike a metal plate having work function `50eV` then calculate wavelength associated with emitted electron `:`

Photon having wavelength 12.4nm was allowed to strike a metal plate having work function 25eV .Calculate the- (a) Maximum kinetic energy of photoelectrons emitted in eV. (b) Wavelength of electron with maximum kinetic energy in A^(@) . (c ) Calculate the uncertainity in wavelength of emitted electron, if the uncertainity in the momentum is 6.62xx10^(20)kg m//sec

Light of wavelength 4000Å is allowed to fall on a metal surface having work function 2 eV. The maximum velocity of the emitted electrons is (h=6.6xx10^(-34)Js)

Light of wavelength 4000Å is allowed to fall on a metal surface having work function 2 eV. The maximum velocity of the emitted electrons is (h=6.6xx10^(-34)Js)

In a sample of excited hydrogen atoms electrons make transition from n=2 to n=1. Emitted quanta strike on a metal of work function 4.2eV. Calculate the wavelength in A associated with ejected electron having maximum kinetic energy

If an electron having kinetic energy 2 eV is accelerated through the potential difference of 2 volt. Then calculate the wavelength associated with the electron

A photon of wavelength 450 nm strikes a metal surface whose work function is 2.5 eV. Calculate the energy of the photon

A photon of wavelength 450 nm strikes a metal surface whose work function is 2.5 eV. Calculate the kinetic energy

If a light of wavelength 330 nm is incident on a metal with work function 3.55 eV, the electrons are emitted. Then the wavelength of the emitted electron is (Take h = 6.6 xx 10^(-34) Js)………………………