Describe with the help of a ray-diagram,...

Describe with the help of a ray-diagram, the formation of image of a finite object placed in front of a convex lens between f and 2f. Give two characteristics of the image so formed.

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Descibe with the help of a ray diagram the nature, size and position of the image formed when an object is placed in front of a convex lens between focus and optical center. State three characteristics of the image formed.

With the help of a ray diagram, show the formation of an image of an object placed between principal focus and centre of curvature of a concave mirror.

Describe with the help of a ray diagram the nature, size and position of the image formed when an object is placed at infinity (considerable distance) in front of a convex lens. State three characteristics of the image so formed.

Describe with the help of a ray-diagram, the size, nature and position of the image formed by a convex lens when an object is placed beyond 2f in front of the lens.

An object 2 cm high is placed at a distance 2 f from a convex lens. What is the height of the image formed ?

A 1 cm high object is placed at a distance of 2f from a convex lens. What is the height of the image formed?

LAKHMIR SINGH & MANJIT KAUR-REFRACTION OF LIGHT-Exercise

a) Explain with the help of a diagram, why the concave lens is also ca...
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Draw a ray diagram to show the formation of a real magnified image by ...
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Describe with the help of a ray-diagram, the formation of image of a f...
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Descibe with the help of a ray diagram the nature, size and position o...
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An object is placed at a distance equal to 2f in front of a convex len...
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Describe with the help of a ray-diagram, the size, nature and position...
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Describe with the help of a ray diagram the nature, size and position ...
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a) What type of lens is shown in the diagram on the right? What will h...
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Where must the object be placed for the image formed by a converging l...
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Draw a diagram to show how a converging lens held close to the eye act...
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How would you find the focal length of a convex lens rapidly but appro...
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a) With the help of a labelled diagram explain how a convex lens conve...
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a) With the help of a labelled diagram, explain how a concave lens div...
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Draw ray diagrams to represent the nature, position and relative size ...
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a) An object is placed well outside the principle focus of a convex le...
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a) Explain what is meant by a virtual, magnified image. b) Draw a ra...
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A convex lens a focal length of 10 cm. At which of the following posit...
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Which one of the following materials cannot be used to make a lens ?
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A small bulb is placed at the focal point of a converging lens. When t...
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An illuminated object is placed at a distance of 20 cm from a convergi...
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