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16/05/2021 1:34 pm
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1. For how long does the image remain on the retina?
2. How are we able to see a moving picture?
1 Answer
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16/05/2021 1:35 pm
1. The impression of an image is retained on the retina for about l/16th of a second.
2. If still images are projected on the retina at the rate more than 16 pictures per second, then the eye will see the pictures moving.