Question

draw a ray diagram showing the position of object and position of image such that the magnification of image produced by a concave mirror is -0.5​

Answer 1

According to the above data the image is formed at infinity. As shown in the diagram, AB is the object placed at focus of the concave mirror. Now to find the position of image in a concave mirror we draw rays as mentioned in the diagram above. It is observed that the two rays are parallel to each other.