Focal length of the plano-convex lens is 15 cm. A small object is placed at A as shown in the figure. The plane surface is silvered. The image will form at `

Focal length of the plano-convex lens is 15cm. A small object is placed at A as shown in figure. The plane surface is silvered. The image will form at

A point object is placed at a distance of 20cm from a thin plano-convex lens of focal length 15cm If the plane surface is silvered.the image will form at

A point object is placed at a distance of 20 cm from a thin plano-convex lens of focal length 15 cm(mu=1.5). The curved surface is silvered. The image will form at

A point object is placed at a distance of 20 cm from a thin plano-convex lens of focal length 15 cm(mu=1.5). The curved surface is silvered. The image will form at

A point object is placed at a distance of 20 cm from a thin plano-convex lens of focal length 15 cm(mu=1.5). The curved surface is silvered. The image will form at

The radius of curvature of curved surface of a thin plano-convex lens is 10 cm and the refractive index is 1.5 . If the plano surface is silvered, then the focal length will be.