Textbook ExpertVerified Tutor
18 Nov 2021
Given information
It is given that a candle is placed at a distance cm from the concave mirror, .
The radius of curvature of the mirror is cm.
Step-by-step explanation
Step 1.
In concave mirrors we have focal length of the mirror is half the radius of curvature. The radius of curvature,
The focal length of concave mirror is
Negative sign denotes that it is the distance is opposite to that of incident rays.
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