Question: Coherent light from a laser is split into two beams with intensities I0 and 4 I0, respectively. What is the intensity of the light when

Coherent light from a laser is split into two beams with intensities I0 and 4 I0, respectively. What is the intensity of the light when the beams are recombined? If there is more than one possibility, give the range of possibilities.

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