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