Question

Idenfy the device in which is vurtual images is formed

Answer 1

: A virtual image is formed when reflected rays appear to meet. Such images cannot be obtained on screen. Plane mirrors, convex mirror and concave lens always forms virtual image.

Answer 2

$\huge{\bold{Heya\: Dost }}$

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Q. Identify the device used as a spherical mirror or lens in following cases, when the image formed is virtual and erect in each case.

(a) Object is placed between device and its focus, image formed is enlarged and behind it.

$\red{Concave\: mirror}$

(b) Object is placed between the focus and device, image formed is enlarged and on the same side as that of the object.

$\red{Convex\: mirror}$

© Object is placed between infinity and device, image formed is diminished and between focus and optical centre on the same side as that of the object.

$\red{Concave\: mirror}$

(d) Object is placed between infinity and device, image formed is diminished and between pole and focus, behind it.

$\red{Convex\: mirror}$