Images formed by a convex mirror are always virtual
Explanation:
A virtual image is always created by a convex mirror, and it is always situated behind the mirror. The picture is vertical and situated at the focus point when the item is far away from the mirror. As the thing approaches the mirror, the image follows suit and increases until it reaches the same height as the object.
The angular speed of the minute hand is the ratio between the angle covered and the time taken. The angle covered by the minute hand is , while the time needed is , so the angular speed is