Science, asked by niki808, 1 year ago

is principle focus necessary for finding the approx. focal length in concave mirror?​

Answers

Answered by tejasbhosale2004
0

yes principle focus is necessary to find focal length in concave mirror

Answered by devanshyadav0011
1

The principal axis is just an imaginary line, yeah but in order to find the focal length, it is necessary as the focus is located on the principal axis.

Hope it helps you :)

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