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प्रश्न
Ray diagram for the formation of image by a magnifying glass.
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उत्तर
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संबंधित प्रश्न
The following diagram shows an object AB and a converging lens L with foci F1 and F2 State three characteristics of the image in relation to the object.
What is a magnifying glass?
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?
What information about the nature of image is real or virtual, do you get from the sign of magnification + or -?
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?
The magnification by a lens is +0.5. Name the lens and state how are u and v related?
Name the lens used as a magnifying glass.
Name the lens for which magnification can be 1. For what position of the object will the magnification be 1?
What is a simple microscope or a magnifying glass? Draw a ray diagram to show its function.
Write an expression for the magnifying power of a simple microscope. How can it be increased?
