A lens of focal length `12 cm` forms an upright image three times the size of a real object. Find the distance in cm between the object and image.

A lens of focal length 12 cm forms an upright image three times the size of a real object ,calculate the object and image distances.

A convex lens of focal length 0.12 m produces an inverted image ,which is three times as long as the object.Find the distance between the object and the lens for a real image.

A convex lens of focal length f produces a real image 3 times as that of size of the object, the distance between the object and the lens is

A convex lens of focal length f produces a real image 3 times as that of size of the object, the distance between the object and the lens is

A convex lens of focal length 16 cm forms a real image double the size of the object. The distance of the object from the lens is

A spherrical mirror forms an erect image three times the size of the object, If the distance between the object and the inage is 80 cm. The nature and the focal length of the mirror are

A spherrical mirror forms an erect image three times the size of the object, If the distance between the object and the inage is 80 cm. The nature and the focal length of the mirror are

A spherical mirror forms a real image three times the linear size of the object. If the distance between the object and the image is 80 cm, the focal length of the mirror is

A convex lens of focal length 8 cm forms a real image of the same size as the object. The distance between object and its image will be:

" A concave mirror of focal length "60cm" forms a real image of size "5" times size of a real object then Distance between mirror and object."