a boy stands 4m away from plane mirror. if the boy moves 1/2m towards mirror, what is now the distance between the boy and his image
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7 m as now he is 3 1/2 m from the mirror... the dist b/w him and his image is twice dist. b/w him and mirror=7m
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6
the distnce will be 7 m as the image is double that is displayed hope you like it
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