An object is placed at a distance 40 cm in front of concave mirror. Focal length of mirror is 20 cm, so what will be type of image ?

Options

A. real and erect
B. virtual and inverted
C. real, inverted and smaller in size
D. real, inverted and of same size

Answer

A, B, C, D

Explanation

For concave mirror R = 2f
`therefore R = 2 xx 20`
radius of curvature R = 40 cm
Now, object distance = radius of curvature so image produced is, real inverted and of same size.