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प्रश्न
You do not enjoy watching a movie from a very short distance from the screen in a cinema hall. Why?
उत्तर
Our eyes are designed to focus at a great variety of distances. To focus constantly at a short distance can make the lens focusing muscles fatigued. Therefore, we do not enjoy watching a movie from a very short distance from the screen in cinema hall.
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संबंधित प्रश्न
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