Draw a ray diagram to show the formation of image of an object placed at the centre of curvature of a concave mirror. State the position, size and nature of the image.

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Solution

Object placed at C :
A real, inverted image of the same size is formed at the centre of curvature Image formed
$A$ ' $B$ ' is at $C$ the centre of curvature.
Size is equal to the size of object $A B$ .
It is inverted and real.

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Draw a ray diagram to show the formation of image of an object placed at the centre of curvature of a concave mirror. State the position, size and nature of the image.

Object placed at C : A real, inverted image of the same size is formed at the centre of curvature Image formed A ' B ' is at C the centre of curvature. Size is equal to the size of object AB. It is inverted and real.

Object placed at C :
A real, inverted image of the same size is formed at the centre of curvature Image formed
$A$ ' $B$ ' is at $C$ the centre of curvature.
Size is equal to the size of object $A B$ .
It is inverted and real.