# Question: A concave mirror of radius of curvature of 20 cm

A concave mirror of radius of curvature of 20 cm forms an image of an object that is twice the height of the object.

(a) There could be (1) one, (2) two, (3) three object distance(s) that satisfy the image characteristics. Explain.

(b) What are the object distances?

(a) There could be (1) one, (2) two, (3) three object distance(s) that satisfy the image characteristics. Explain.

(b) What are the object distances?

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