Question

You have a concave mirror of focal length 10cm. At what distance from the mirror, should you hold an object to get image of the same size as the object?Immersive Reader
(1 Point)

Answer 1

Answer:

at 20 cm from the mirror as it is the center of curvature. at the centre of curvature the size of object and image are same

Answer 2

Answer:

Ans is 20 because object should place at double