Find the ratio of de Broglie wavelength of molecules of hydrogen and helium which are at temperatures `27^circ` and `127^circC`, respectively.

Calculate the ratio of de-Broglie wavelength of molecules of hydrogen and oxygen kept in two separate jars at 27^(@)C and 127^(@)C respectively.

Ratio of the de Broglie wavelenght of molecules of helium and hydrogen at temperatur 27^(@) C and 327^(@) C respectively is

Find the ratio of de Broglie wavelength of proton and alpha -perticle of same energy

The de-Broglie wavelength of electron in gound state of an hydrogen atom is

The de-Broglie wavelength of neutron in thermal equilibrium at temperature T is

The ratio of de Broglie wavelength of a proton and a neutron moving with same velocity is nearly

The ratio of the de Broglie wavelength of a proton and alpha particles will be 1:2 if their

The ratio of d-Brogile wavelength off mlecules of hydrogen and helium gas moving at arms speed in two gas jars kept sparately at temeperature 37^(@) C and 127^(@) C respectively is :

What will be the ratio of de - Broglie wavelengths of proton and alpha - particle of same energy ?