An erect, magnified and virtual image is formed, when an object is placed between the optical centre and principal focus of a lens. Name the lens.
A lens forms an upright and magnified image of an object.
(a) Name the lens.
(b) Draw a labelled ray diagram to show the image formation.
A lens forms an erect, magnified, and virtual image of an object. (a) Name the kind of lens. (b) Where is the object placed in relation to the lens ? (c) Draw a ray diagram to show the formation of image. (d) Name the device which uses this principle.
(a) Name the lens which always forms an erect and virtual image.
(b) State whether the image in part (a) is magnified or diminished.