What is the energy

PHYSICS · Single correct · CBSE · Physics · Electromagnetic Waves · Electromagnetic Waves

Problem

What is the energy, in electronvolts, of a photon whose wavelength is

550\,\text{nm}

? (a)

4.5\,\text{eV}

(b)

2.3\,\text{eV}

(c)

0.23\,\text{eV}

(d)

1.1\,\text{eV}