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

If we consider an electron and a photon with the same de-Broglie wavelength, then they will have the same

A hot filament liberates an electron with zero initial velocity. The anode potential is $1200\,V$. The speed of the electron when it strikes the anode is

The de-Broglie wavelength associated with electron of hydrogen atom in this ground state is

The photoelectric threshold wavelength for silver is $$\lambda_{0}$$ The energy of the electron ejected from the surface of silver by an incident wavelength $\lambda (\lambda <\lambda _0)$

The de Broglie wavelength of a proton (charge = $1.6\times10^{-19}C$ mass = $1.6\times10^{-27} kg)$ accelerated through a p.d of $1\, kV$ is

The de Broglie wavelength of an electron in the first Bohr orbit is