Calculate the wavelength of an electron moving with a velocity of `2.05 xx 10^7 ms^-1`.

The de Broglie wavelength of an electron moving with a velocity of 1.5×10 8 m/s is equal to that of a photon. Find the ratio of the kinetic energy of the photon to that of the electron.

Calculate the de Broglie wavelength of proton, if it is moving with a speed of 2 xx 10^5 m//s .

Calculate the de Broglie wavelength of an electron moving with (1/3)rd of the speed of light in vacuum.(Neglect relativistic effect) (Planck's constant : h = 6.63 xx 10^-34 js , Mass of electron : m = 9.11 xx 10^-28 g )

Calculate the wavelength (in nm) associated with a proton moving at 1.0 xx 10^3 m s^-1 .(Mass of proton = 1.67 xx 10^-27 kg and h = 6.63 xx 10^-34J s ).

Calculate the de Broglie wavelength associated with an electron moving with a speed of 6xx10^5 m//s

What is the de Broglie wavelength of a 2 kg mass moving with a velocity of 10 m/s?

What is the de-Broglie wavelength associated with an electron moving with speed of 5.4 xx 10^6 m/s ?

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 1.5 xx 10^7 ms^-1 , calculate the energy with which it is bound to the nucleus.

Find the de-Broglie wavelength associated with an electron moving with velocity 0.3 c. rest mars of electron, m0 = 9.1 ×10–31 (k/s) h = 6.63 × 10–34 Js)