Energy of the electron in H-atom is 1.50 times as much as energy as the minimum required for its escape (13.6eV) from the atom.Calculate the wavelength of the emitted electron.

Question

$\begin{array}{1 1}(a)\;4.71A^{\large\circ}&(b)\;3.72A^{\large\circ}\\(c)\;4A^{\large\circ}&(d)\;5.6A^{\large\circ}\end{array}$