1.

what will be the distance of an image from mirror when an object is placed at a distance of 18cm in front of a plane mirror​

Answer»

Answer:

As the MIRROR moved 2cm towards the object its new distance from mirror becomes 18CM. Then, the new distance of IMAGE from object becomes 2×18=36cm. Hence the distance BETWEN the TWO images=(40–36)cm=4cm

Explanation:



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