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प्रश्न
Where is the object placed with respect to the principal focus of a magnifying glass, so as to see its enlarged image? Where is the image obtained?
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उत्तर
The object is placed between the lens and the principal focus.
The image is obtained between the lens and the principal focus.
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संबंधित प्रश्न
A lens forms an erect, magnified and virtual image of an object.Draw a ray diagram to show the formation of image.
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The focal length of a convex lens is 25 cm. At what distance from the optical centre of the lens an object be placed to obtain a virtual image of twice the size?
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- the focal length of the lens, and
- the magnification.
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Name the lens for which magnification is always less than 1.
Copy and complete the following ray diagram.
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