Concave mirror
A 20 cm tall light object is placed at a distance of 150 cm from a concave mirror with focal length of 40 cm. Determine the image distance, its magnification, and the image result!
Convex mirror
An object is placed at a distance of 40 cm from a convex mirror with focal length of 90 cm. Determine the image distance and magnification!
Plane Mirror
An object is placed 20 cm in front of a plane mirror. The mirror then moved 2 cm closer to the object. The distance between the original image and the image after the mirror moved is
please answer with solution, tia
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