Calculate the energy of a photon

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Reference no: EM131026512

Photon fundamentals.

(a) Show that hc = 1240 eY·nm.

(b) Calculate the energy of a photon with each of the following wavelengths: 650 nm (red light); 450 nm (blue light); 0.1 nm (x-ray); 1 mm (typical for the cosmic background radiation).

Reference no: EM131026512

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