Four photons have the wavelengths listed below

PHYSICS · Single correct · A Level · Physics · Particles and radiation · Particles and radiation

Problem

Four photons have the wavelengths listed below. Which photon has the greatest energy? (a) 750 nm750\,\text{nm} (b) 1000 nm1000\,\text{nm} (c) 250 nm250\,\text{nm} (d) 500 nm500\,\text{nm}

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