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An extended object is placed at the principal focus of a lens. Where will the final image be formed? Comment on the nature of the image. |
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Answer» Solution :`(1)/(f)= (1)/(u)+(1)/(V)` `(1)/(f)= (1)/(f)+(1)/(v) ` `therefore (1)/(v)=0 rArr v=oo` The image is FORMED at INFINITY and the image will be real and inverted. |
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