The distance between an object and the screen is 75 cm. When a convex lens of focal length 12 cm is placed in the between theobject and the screen, magnification of real formed can be (magnitude only)

The shortest distance between an object and its real image formed by convex lens of focal length 10 cm is _______

An object is placed at a distance of 75 cm from a screen .Where should a convex lens of focal length 12 cm be placed so as to obtain on the screen?

Distance between a candle and screen is D. A convex lens of focal length 20 cm is brought in between them and it is found that real image of candle can be formed on the screen for some position of lens.

An object is placed at a distance of 75 cm from a screen. Where should a convex lens of focal length 12 cm be placed so as to obtain a real image of the object ?

An object is placed at a distance of 75 cm from a screen. Where should a convex lens of focal length 12 cm be placed so as to obtain a real image of the object?

A luminous object and a screen are at a fixed distance D apart. A converging lens of focal length f is placed between the object and screen. A real image of the object in formed on the screen for two lens positins if they are separated by a distance d equal to