1. "pupil acts as variable aperture" . explain
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Answer:
Pupil has variable aperture, it changes its aperture depending on light entering eyes. Pupil act as the variable aperture of eye. Iris plays a great role in expanding and contracting the size of pupil.
Explanation:
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Answer:
Pupil has variable aperture, it changes itsaperture depending on light entering eyes. Pupil act as the variable aperture of eye. Iris plays a great role in expanding and contracting the size of pupil.
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