Question

Monochromatic light passes through a small round hole 1.96 μm in radius. The light then strikes a detector 120 mm away from the hole and is absorbed by the detector surface. The radius of the Airy disk on the detector is 33.3 mm.

A.How much energy does each photon transfer to the detector?

b.What momentum does each photon transfer to the detector?

Express your answer with the appropriate units.

Answer 1