Light ray parallel to principal axis after reflection passes to focus
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yes it's true in case of mirror
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hey frnd. ....
yeah! it's true that light Ray parallel to principal axis after reflection passes to focus .......
bt I'm not clear about ur question. ...
plzz clear ur question. .....
what to do of this? ????
yeah! it's true that light Ray parallel to principal axis after reflection passes to focus .......
bt I'm not clear about ur question. ...
plzz clear ur question. .....
what to do of this? ????
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