A biconvex lens has a radius of curvature of magnitude `20cm`. Which one of the following options describes best the image formed of an object of height `2cm` place `30 cm` from the lens ?

A biconvex lens has a radius of curvature of magnitude 20 cm.Which one of the following options describe best the image formed of an object of height 2 cm placed 30 cm from the lens?

A biconvex lens (mu=1.5) has radius of curvature 20cm (both). find its focal length.

A biconvex lens (mu=1.5) has radius of curvature 20cm (both). find its focal length.

A biconvex lens has equal radii of curvature of 20 cm for each face and is made of material of refractive index 1.5. An object of 6 cm height is placed at a distance of 10 cm from the lens. Find the position, nature and size of the image.

A biconvex lens has radii of curvature 20 cm and 40cm. The refractive index of the material of the lens is 1.5. An object is placed 40cm in front of the lens. Calculate the psition of the image.

A biconvex lens has radii of curvature 20 cm and 40cm. The refractive index of the material of the lens is 1.5. An object is placed 40cm in front of the lens. Calculate the psition of the image.

A convex lens of focal length 15 cm is placed on a plane mirror. An object is placed at 30 cm from the lens. The image is