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LAKHMIR SINGH & MANJIT KAUR-REFRACTION OF LIGHT-Exercise
- An object 50 cm tall is placed on the principle axis of a convex lens....
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- If the image formed by a lens is always diminished and erect, what is ...
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- Copy and complete the diagram below to show what happens to the rays o...
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- Which type of lenses are: a) Thinner in the middle than at the edges...
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- A ray of light is going towards the focus of a convex lens. Draw a ray...
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- a) What type of images can a convex lens make? b) What type of image...
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- Take down this figure into your answer book and complete the path of t...
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- Fill in the following blanks with suitale words: A) A convex lens ……...
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- Things always look small on viewing through a lens. What is the nature...
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- An object lies at a distance of 2f from a concave lens of focal length...
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- Show by drawing a ray-diagram that the image of an object formed by a ...
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- Give the position, size and nature of image formed by a concave lens w...
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- Which type of lens is: a) a converging lens, and which is (b) a diverg...
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- With the help of a diagram, explain why the image of an object viewed ...
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- How would a pencil look like if you saw it through a) a concave lens, ...
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- a) An object is placed 10 cm from a lens of focal length 5 cm. Draw th...
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- a) Construct ray diagrams to illustrate the formation of a virtual ima...
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- When an object is kept at any distance in front of a concave lens, the...
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- When sunlight is concentrated on a piece of paper by a spherical mirro...
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- A beam of parallel light rays is incident through the holes on one sid...
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