If an object of 10 cm height is placed at a distance of 24 cm from a concave mirror of focal length 12 cm, find the position, nature and height of the image.

Fill in the following blanks with suitable words :

(a) If the magnification has a ______ sign, then image is virtual and erect

(b) If the magnification has a ______ sign, then the image is real and inverted

An object is placed at a distance of 10 cm from a concave mirror of focal length 15cm.

(a) Draw a ray diagram for the formation of image.

(b) Calculate the image distance.

(c) State two characteristics of the image formed.

At what distance from a concave mirror of focal length 10 cm should an object 2 cm long be placed in order to get an erect image 8 cm tall ?

When an object is placed at a distance of 15 cm from a concave mirror, its image is formed at 10 cm in front of the mirror. Calculate the radius of curvature of the mirror.