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प्रश्न
Show with the help of a ray diagram, the path of the ray when incident normally on the first surface of the glass block, through the block and the liquid.
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उत्तर
We are assuming that the glass block is bounded by parallel plane refracting surfaces.
संबंधित प्रश्न
A lens forms an erect, magnified, and virtual image of an object. Where is the object placed in relation to the lens?
Draw a neat labelled ray diagram to show the formation of an image by a magnifying glass. State three characteristics of the image.
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?
If the magnification produced by a lens is - 0.5, the correct statement is ______.
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?
Why is the focal length of the lens, used as a magnifying glass, kept short?
Will the image formed by a magnifying glass be real or virtual?
Define magnification produced by a lens. State its unit.
Name the lens for which magnification is always less than 1.
Draw a neat diagram to explain the action of a convergent (convex) lens as a reading glass (or magnifying glass). State the characteristics of the image formed.
