an object 2 cm stand on principal axis of converging lens of focal length 8 cm find the position nature and size of the image form if the object is 12 cm from the lens and 6 cm from the lens
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Answer:
Height of the image is 8 cm. Here, height is positive; therefore, image is virtual and erect. The practical application for case (1) is that it can be used as a corrective lens for a farsighted person and for case (2), it can be used as a magnifying lens for reading purposes.