An object placed on a metre scale at 8 cm mark was focussed on a white screen placed at 92 cm mark, using a converging lens placed on the scale at 50 cm mark. (i) Find the focal length of converging lens. (ii) Find the position of the image formed if the object is shifted towards the lens at a position of 29.0 cm. (iii) State the nature of the image formed if the object is further shifted towards the lens.
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