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An object is initially at a distance of 160 cm from a plane mirror. If the mirror approaches the object at a rate of 10cm/s then after 4s the distance between the object and its image will be |
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Answer» An object is initially at a distance of 160 cm from a plane mirror. If the mirror approaches the object at a rate of 10cm/s then after 4s the distance between the object and its image will be |
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