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प्रश्न
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संबंधित प्रश्न
A ray of light incident on a lens parallel to its principal axis, after refraction passes through or appears to come from ______.
Distinguish between a real and a virtual image.
Study the diagram shown in Fig. 5.56
Complete the diagram to show the formation of image A’B’ of the object AB of same size.
Study the diagram shown in Fig. 5.56
what are the two other characteristics of the image?
State the condition of the following:
A ray passes undeviated through the lens.
What type of lenses are used in spectacles worn by an old lady for knitting?
A lens forms the image of an object placed at a distance of 45 cm from it on a screen placed at a distance 90 cm on the other side of it. Name the kind of lens.
Name the subjective property of light related to its wavelength.
Complete the following diagram and state what happens to the ray of light after refraction through the lens.
