A point object is placed at a distance 2...

A point object is placed at a distance 20 cm from the focus of a concave mirror of radius of curvature 20 cm. Find the distance (in cm) of the image from the focus.

5 cm

10 cm

15 cm

20 cm

Text Solution

Verified by Experts

The correct Answer is:

Using newton's formula
`xy =f_(2)`
`20 y=(10)_(2) rArr y=5 cm`

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