a lighted candle , placed on a metre scale at 8cm mark , using a converging lens placed on the scale at 50cm mark with the help of this data, he finds that focal length of the given converging lens is 21 cm (a) find the position of image formed if the object is shifted towards the lens at a position of 29cm (b) state the nature of image formed if the object is further shifted towards the lens
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i also think that the ans will be option b
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can you give me your mobile no or send any link I want to do
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