An object 2 cm in height is placed at a distance of 20 cm from a convex mirror of radius 30 cm. Determine the nature, size and position of the image.

An object 5.0cm in length is placed at a distance of 20cm in front of a convex mirror of radius of curvature 30cm. Find the position of the image, nature and size.

An object is placed at a distance of 50 cm from a concave lens of focal length 20 cm. Find the nature and position of the image.

An object is placed at a distance of 10cm from a convex mirror of focal length 15cm. Find the position and nature of the image.

An object is placed at a distance of 30cm from a concave mirror of focal length 20 cm. Find the position, nature and the magnification of the image. Draw a ray diagram.

An object is placed at a distance of 10 cm from a convex lens of focal length 15 cm. Find the position, nature and magnification of the image. Also, draw a ray diagram.

An object is placed at a distance of 36 cm from a convex lens of focal length 12 cm. Find the position, nature and magnification of the image. Also, draw a ray diagram.

An object of height 5 cm is placed at a distance of 30 cm from a positive lens whose focal length is 12 cm. Find the position, nature and the size of the image formed. Also, draw a ray diagram.

When an object is placed at a distance of 60 cm from a convex mirror, the magnification produced is 1/2. Where should the object be placed to obtain a magnification of 1/3?

An object is placed at a distance of 30 cm from a convex lens. A real image of magnification 1.5 is formed. Find the location of the image and the focal length of the tens.

An object is placed at a distance of 25 cm from a convex mirror. A plane mirror is placed such that the two images formed by the two mirrors are in the same plane. The distance of the plane mirror from the object at this position is 20 cm. Calculate the radius of the convex mirror.