2024 - JAMB Physics Past Questions and Answers - page 10

The energy of a photon can be calculated using the following formula:E = hfWhere:* E is the energy of the photon* h is Planck's constant (6.63 x 10⁻³⁴ Js)* f is the frequency of the light (2.0 x 10¹⁵ Hz)Therefore:E = (6.63 x 10⁻³⁴ Js) * (2.0 x 10¹⁵ Hz)E = 13.26 x 10⁻¹⁹ JE ≈ 1.33 x 10⁻¹⁸ J