List of top Physics Questions on de broglie hypothesis asked in KEAM

An electron and a proton possess same kinetic energy. If the de Broglie wavelengths of the electron and the proton are $\lambda_e$ and $\lambda_p$ respectively, identify the CORRECT relation.

For the same kinetic energy, the de Broglie wavelengths associated with particles of different masses are

The ratio of the respective de Broglie wavelengths of two particles with kinetic energy of 0.02 eV and 2 eV is ________.