Assume the distance between sun and mirror is infinity and the sun is much above the principal axis. Where will the image of the sun be formed?

at f

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at R

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in focal plane but below principal axis

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in the focal plane but above principal axis

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Solution

The correct option is C
in focal plane but below principal axis

Sun is at infinity and hence all will be parallel rays. So a highly diminished image is formed in the focal plane but below the focus.

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Assume the distance between sun and mirror is infinity and the sun is much above the principal axis. Where will the image of the sun be formed?

The correct option is C in focal plane but below principal axis Sun is at infinity and hence all will be parallel rays. So a highly diminished image is formed in the focal plane but below the focus. ​​

The correct option is C
in focal plane but below principal axis

Sun is at infinity and hence all will be parallel rays. So a highly diminished image is formed in the focal plane but below the focus.