Physics, asked by fakhar, 1 year ago

how do you find the focal length of a conave mirror

dsmurty1949: f = uv/u+v .....'f'is the focal length,'u' is the distance between the lens and the object,'v'is the distance between the lens and the image

saniya63: why this question is reported??

saniya63: and who reported

Answers

Answered by saniya63

Focal length is the equal to the half of radius of curvature.
To find focal length the formula is :--
f = r/2

Answered by rishabhkapoor0p27gng

focal length is a distance from front of the concave mirror is
the distance between the centre of a lens or curved mirror and its focus.

the equivalent distance in a compound lens or telescope.

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