Question

A virtual , erect and magnified image of an object is to be produced with the concave mirror of focal length 12cm which the following object distance should be chosen for this purpose .
A) 10cm
B)15cm
C) 20cm

Give reasons for your answer .​

Answer 1

the answer is :---

the object should be placed at a distance of 10 cm from the mirror because a concave mirror produces a virtual image if the object is placed between the focus and pole. thus if object is placed at 10 cm from the mirror then it produces a virtual and erect image

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Answer 2

Answer:

at 10 cm .

Explanation:

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