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प्रश्न
Where must the object be placed for the image formed by a converging lens to be:
real, inverted and same size as the object?
उत्तर
For a convex lens:
To form a real and inverted image, which is the same size as that of the object, the object should be at 2F.
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संबंधित प्रश्न
If an object is placed 21 cm from a converging lens, the image formed is slightly smaller than the object. If the object is placed 19 cm from the lens, the image formed is slightly larger than object. The approximate focal length of the lens is ______.
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Which type of lens is
a diverging lens? Explain your answer with diagrams.
When an object is placed 10 cm in front of lens A, the image is real, inverted, magnified and formed at a great distance. When the same object is placed 10 cm in front of lens B, the image formed is real, inverted and same size as the object.
What is the focal length of lens B?
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Name one of the common defects of vision and the type of lens used to remove it.
Explain the working of an astronomical telescope using refraction of light.
Copy the following figure and complete it to show the formation of the image of the object AB. Name the lens used in the figure.
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