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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
18 Nov 2021

Given information

It is given that the radius of concave mirror R = 21 cm and we get final image at infinity.

Step-by-step explanation

Step 1.

There are certain distance at which the object should be placed to get a desired distance of the image. In this case we need image to be at infinity then the object should be placed at Focal length of the concave mirror.

 

 

 

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