A lens forms an upright and diminshed image of an object placed at its focal point. Name the lens and draw a ray diagram to show the formation of image.

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 lens forms an image between the object and the lens. (a) Name the lens. (b) Draw a ray diagram to shown the formation of such image. (c) State three characteristics of the image.