Question

6. A virtual, erect and magnified image of an object is to be produced with a
concave mirror of focal length 20 cm. Choose the suitable object distance
from the options given
Mark only one oval.
20 cm
30 cm
15 cm
40 cm

Answer 1

Answer:

15 cm

Step-by-step explanation:

In a concave mirror, if the image is virtual and erect, then the object must be placed

in between of the focus and Pole.

And in the following question, the focal length is 20 cm. Hence, the object must be placed at a distance less than 20 cm , in order to get a virtual,erect and magnified image. Hence, the object distance is 15cm

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