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प्रश्न
Make the correct choices in the following items :
The image formed by a diverging lens, shown in fig, , is
पर्याय
Virtual, erect, magnified
Virtual, erect, diminished
Virtual, inverted, magnified
Real, inverted, diminished
Real, upright, magnified
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उत्तर
Virtual, erect, diminished
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संबंधित प्रश्न
In the following figure (a) and (b), F1 and F2 are positions of the two foci of thin lenses. Draw the path taken by the light ray AB after it emerges from each lens.
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| (a) |
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| (b) |
In figure, (a) and (b), F1 and F2 are the two foci of thin lenses and AB is the incident ray. Complete the diagram to show the path of the ray AB after refraction through each lens.
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| (a) |
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| (b) |
Distinguish between a real and a virtual image.
For an object placed at a distance 20 cm in front of a convex lens, the image is at a distance 20 cm behind the lens. The focal length of the convex lens is ______.
In the following diagram ., the object and the image formed by the respective lenses are shown. Complete the ray diagram, and locate the focus. Find the focal length of the lens.
In the following diagram , the object and the image formed by the respective lenses are shown. Complete the ray diagram, and locate the focus. Find the focal length of the lens.
Make the rrect choices in the following items :
An object is placed 50 cm from a connverging lens of focal length 30 cm. The image produced would be
Name the subjective property of light related to its wavelength.
State the nature and position of the object on the principal axis to obtain a real and magnified image.
