An object of size \(7\ cm\) is placed at \(21\ cm\) in front of a concave mirror of focal length \(14\ cm\). At what distance from the mirror should a screen be placed so that a sharply focused image can be obtained? Find the size and nature of the image.
Mirror formula is,
Magnification is,
Image distance (\(v\)) \(=\) \(cm\)
Magnification (\(M\)) \(=\)
Height of the image (\(h_i\)) \(=\) \(cm\)
Nature of the image is,
Important!
Note: Enter your answers with no decimal digits.