Calculate the power received by the pupil of eye when the source of the light has intensity of 4.8 × 10-11 W-m². Take the diameter of the pupil when its is open as 8 mm.
Calculate the power received by the pupil of eye when the source of the light has intensity of 4.8 × 10-11 W-m². Take the diameter of the pupil when its is open as 8 mm.
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