SCIENCE: GR.10 OPTICS CONVEX MIRRORS
posted by lily .
A convex security mirror has a focal length of -0.25m. A person with a height of 1.5m is 4m from the mirror. calculate the image distance and image height.
An object 0.4m tall is placed 2.5m in front of a convex mirror that has a focal length of -90cm. Calculate image distance and image height.