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58.A small object is 10 cm in front of a plane mirror.A man stands 30cm from the mirror,behind the object and looks at the object's image.At what distance should he focus his eyes to see the image?

Answer» 58.A small object is 10 cm in front of a plane mirror.A man stands 30cm from the mirror,behind the object and looks at the object's image.At what distance should he focus his eyes to see the image?


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