Question

A lens forms an erect, magnified, and virtual image of an object.

1. Name the type of lens.
2. Draw a ray diagram to show the formation of the image.
3. Where is the object placed in relation to the lens?
4. Name the device which uses this principle.

A lens forms a virtual, erect and magnified image of an object. Answer the following:

1. Name the type of lens.
2. Draw a ray diagram to show the formation of the image.
3. Where is the object located with respect to the lens?
4. Name one application of this principle.

Answer 1

(i) Convex lens

(ii) 

(iii) The object is placed between the lens and focus (F₁).

(iv) ‘Magnifying glass’ uses this principle.