Derive an expression for the de Broglie wavelength of an electron under a potential difference V.

Derive an expression for the de Broglie wavelength of an electron moving under a potential difference of V volt.

Write the expression for the de-Broglie wavelength of a photon .

The de-Broglie wavelength lambda

Derive an expression for potential energy.

Calculate the, de Broglie wavelength of the electrons accelerated through a potential difference of 56 V.

Calculate de-Broglie wavelength of an electron beam accelerated through a potential difference of 60 V.

State properties of de Broglie wavelength.

Find the ratio of the de Broglie wavelengths of an electron and a proton when both are moving with the : same momentum. State which of the two will have the longer wavelength in each case?

Find the ratio of the de Broglie wavelengths of an electron and a proton when both are moving with the same speed . State which of the two will have the longer wavelength in each case .

Find the ratio of the de Broglie wavelengths of an electron and a proton when both are moving with the : same energy . State which of the two will have the longer wavelength in each case?