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.

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Solution

(a)
Convex lens
(b)
The object is placed between the lens and focus (F1)
(c)

(d)
Magnifying glass uses this principle

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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) Convex lens (b) The object is placed between the lens and focus (F1) (c) (d) Magnifying glass uses this principle

(a)
Convex lens
(b)
The object is placed between the lens and focus (F1)
(c)

(d)
Magnifying glass uses this principle