fingers appear blussed when we move our hands very fast in front of our eyes ?
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Explanation:
Boojho while waving his hand very fast in front of his eyes ,observes that his fingers appear blurred. ... His fingers appear blurred due to persistence of vision . ( means our eye and brain hold on to a series of images to form a single complete picture .
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because while waving his hand very fast in front of his eyes ,observes that his fingers appear blurred. ... His fingers appear blurred due to persistence of vision . ( means our eye and brain hold on to a series of images to form a single complete picture )
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