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प्रश्न
Where should an object be placed so that a real and inverted image of the same size as the object is obtained using a convex lens?
उत्तर
When an object is placed at 2F1 of a convex lens, a real and inverted image of the same size as that of the object is formed at 2F2
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संबंधित प्रश्न
A student is using a convex lens of focal length 18 cm to study the image formation by it for the various positions of the object. He observes that when he places the object at 27 cm, the location of the image is at 54 cm on the other side of the lens. Identify from the following diagram the three rays that are obeying the laws of refraction and may be used to draw the corresponding ray diagram.
(A) 1, 2 and 4
(B) 1, 3 and 5
(C) 2, 4 and 5
(D) 2, 3 and 4
A beam of light travelling in air is incident of water. Draw a ray-diagram indicating the change in its path in water.
For what position of an object a real, diminished image is formed by a convex lens?
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Yesh find out F1 and F2 of symmetric convex lens experimentally then which conclusion is true.
For a specific glass lens f = 0.5 m. This is the only information given to the student. Which type of lens is given to him and what is its power?
