KcetAtoms And NucleiKCET 2026MCQ+1 / -02026The radius of first orbit in hydrogen atom is $5.3 \times 10^{-11}$ m. The kinetic energy $E_K$, potential energy $E_P$ and total energy $E_T$ of electron in first orbit areA$E_K = -13.6\text{ eV}, E_P = 27.2\text{ eV}, E_T = 13.6\text{ eV}$B$E_K = 13.6\text{ eV}, E_P = -27.2\text{ eV}, E_T = -13.6\text{ eV}$C$E_K = -27.2\text{ eV}, E_P = -13.6\text{ eV}, E_T = 13.6\text{ eV}$D$E_K = 13.6\text{ eV}, E_P = -6.8\text{ eV}, E_T = -13.6\text{ eV}$Check AnswerClear SelectionReveal AnswerShow Explanation
