Question

an object is placed at the following distance from a concave mirror of focal length 15cm turn by turn in which cm
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Answer 1

Answer:(i) A magnified real image – When the object is placed at a distance of 20 cm from the mirror i.e., between focus and centre of curvature.

(ii) A magnified virtual image – When the object is placed at a distance of 10 cm from the mirror i.e., within its focus.

(iii) A diminished real image – When the object is placed at a distance of 35 cm from the mirror i.e. beyond the centre of curvature.

(iv) An image of same size as the object – When the object is placed at a distance of 30 cm from the mirror i.e., at the centre of curvature.

Explanation: