One electron `&` one proton have equal energies ten ratio of associated de-Broglie wavelength will be-

An electron and a proton have same kinetic energy Ratio of their respective de-Broglie wavelength is about

An electron and a proton have same kinetic energy Ratio of their respective de-Broglie wavelength is about

An electron of mass m and a photon have same energy E . The ratio of de - Broglie wavelengths associated with them is :

An electron of mass m and photon have same energy E. The ratio of de-Broglie wavelength associated with them is:

An electron of mass m and a photon have same energy E . The ratio of de - Broglie wavelengths associated with them is :

An electron and proton move in same direction with equal kinetic energy.Ratio of de-Broglie wavelength will be….

If an electron and a proton have the same KE , the ratio of the de Broglie wavelengths of proton and electron would approximately be

An electron of mass m and a photon have same energy E. The ratio of de Broglie wavelength associated with them is

When kinetic energy of proton is equal to energy of photon then ratio of de-Broglie wavelength of proton and photon is proportional to …..

An electron, a proton, α -particle and a hydrogen atom are moving with the same kinetic energy. The associated de-Broglie wavelength will be longest for