The distance between a concave mirror and an object placed in front of it is 1.0m. If the radius of curvature of the mirror is 4.0m, the image formed will be

A. 2.00m behind the mirror
B. 2.00m in front of the mirror
C. 1.25m in front of the mirror
D. 1.25m behind the mirror

Correct Answer: Option A

A. 2.00m behind the mirror

Explanation

1/v=/1f−1/u

1/2−1/1=(1−2)/2

=−2