For spherical mirrors of small apertures, the radius of curvature is found to be |
|||
(a) |
equal the focal length |
(b) |
twice the focal length |
(c) |
thrice the focal length |
(d) |
there is no relation between them |
For spherical mirrors of small apertures, the radius of curvature is found to be |
|||
(a) |
equal the focal length |
(b) |
twice the focal length |
(c) |
thrice the focal length |
(d) |
there is no relation between them |