. The image of an object formed by a mirror is real


inverted and is of magnification -1. H the image is at a distance of 40 cm from the mirror, where is the object placed? Where would the image be if the object is moved 20 cm towards the mirror? State reason and also draw ray diagram for the new position of the object to justify your answer

Best Answer

Ans.

were

Object is placed at 40 cm in front of the mirror.

When object distance is equal to the image distance and image is real, then the object is placed at C.

If the object is moved 20 cm towards the mirror, then its new position would be at the focus of the mirror.

According to the mirror formula.

were

were

Thus, image will be formed at infinite.

 

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