sir......

Asked by manoj255 | 1st Jan, 2010, 08:56: PM

Expert Answer:

Convex lens's focal length will change, since it involves refraction and it depends upon the speed of light in that medium, while for mirrors plane or spherical, it's reflection, that does not depend on the particular medium.

Regards,

Team,

TopperLearning.

Answered by  | 2nd Jan, 2010, 03:25: PM

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