CBSE BOARD X, asked by grostr9iotwwbabjm, 1 year ago

AB and CD, two spherical mirrors, form parts of a hollow spherical ball with its centre at O as shown in the diagram. If arc AB = : arc CD, what is the ratio of their focal lengths ? State which of the two mirrors will always form Virtual image of an object placed in front of it and why.

Answers

Answered by sumanmohapatra2003

Answer:

Explanation:

Focal length of both the mirror will be same as both are the the part of same sphere . Their ratio will be 1 ratio 1. Mirror AB will always form virtual image as it is diverging or convex mirror.

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