ntThe work function of metal is 1 eV. Light of wavelength 3000 is incident on this metal surface. The velocity of emitted photo electrons will ben
![Electron volt is the unit of energy (1 eV=1.6times 10^{-19}J). In H-atom, the binding energy of electron in first orbit is 13.6 eV. The same in joule (J) is? Electron volt is the unit of energy (1 eV=1.6times 10^{-19}J). In H-atom, the binding energy of electron in first orbit is 13.6 eV. The same in joule (J) is?](https://haygot.s3.amazonaws.com/questions/1530026_1702030_ans_485167e4c8604aa3984cbc4916c1482c.jpg)
Electron volt is the unit of energy (1 eV=1.6times 10^{-19}J). In H-atom, the binding energy of electron in first orbit is 13.6 eV. The same in joule (J) is?
![Calculer une fréquence liée à un photon émis ou absorbé par un atome - 1S - Méthode Physique-Chimie - Kartable Calculer une fréquence liée à un photon émis ou absorbé par un atome - 1S - Méthode Physique-Chimie - Kartable](https://media.kartable.fr/uploads/finalImages/final_5620f9ffd0cac1.74863778.png)