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homeinbil Worksheet 10.1, / app Marks - 25, , Case study based questions, 10th Science, , Light - Refiection and Refraction, Passage -1 5 Marks, , , , , , , , , , , , , , The bending of light as it passed from one transparent medium into another is, called refraction. Place a pencil in an inclined position in a glass trough and fill, three fourth of the trough with water., , Q1. State true or false: The position of the portion of the pencil under water, has changed., , (1) TRUE, (2) FALSE, , Q2. What shall be the reason for the change in the position of the pencil under, water?, , (1) Due to refiection, (2) Due to refraction, , casestudyquestions.com Want access to 5lac+ questions?, , Get case study based questions PDF for Create homework / worksheet /quiz from Siac+, Maths, Science, English and SST pre-typed questions from the best books
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homens Worksheet 10.1, / app Marks - 25, , , , Q3. Does the ray of lignt coming after reflection from the pencil undergo a, deviation?, , (1) YES, (2) NO, , Q 4. What is the reason for the ray of light coming after reflection from the, pencil undergo deviation?, , (1) When light travels from air to air it deviates., , (2) When light travels from water to air it deviates., (3) When light travels from water to oil it deviates., (4) NONE OF THESE, , Q5. Is there any change likely to occur if kerosene is used instead of water?, , (1) Pencil appears to be bent less., (2) Pencil does not bent., (3) Pencil appears to be bent more., , (4) NONE OF THESE, Passage - 2 5 Marks, casestudyquestions.com Want access to 5lac+ questions?, Get case study based questions PDF for Create homework / worksheet /quiz from Siac+, Maths, Science, English and SST pre-typed questions from the best books
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Worksheet 10.1, Marks - 25, , , , , , Fill three fourth of a transparent vessel with water as shown in the above figure., Add one or two drops of milk into it. Fill the portion of the vessel above water, with smoke. Close the vessel using an OHP glass sheet. Allow the light froma, laser torch to pass through water as shown above., , Q11. State true or false: The light ray below the water undergo deviation at the, surface of the water., , (1) TRUE, (2) FALSE, , Q 2. What happens to the path of lignt?, , (1) Path of light does not deviate., (2) Path of light undergoes deviation., , Q 3. Where does the deviation of the ray take place?, , (1) At the point on the surface where the OHP sheet is placed., (2) At the point on the surface where the media get separated., , , , (3) At the bottom of the vessel., casestudyquestions.com Want access to Slac+ questions?, Get case study based questions PDF for Create homework / worksheet /quiz from Siac+, , Maths, Science, English and SST pre-typed questions from the best books
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homens Worksheet 10.1, / app Marks - 25, , , , (4) NONE OF THESE, , Q 4, Why does the ray of light undergo a deviation here?, , (1) The difference in speed of light rays in different media., (2) The speed of light rays in same media., , (3) Both AandB, , (4) NONE OF THESE, , Q5. Does light pass through all the media at the same speed?, , (1) YES, (2) NO, , Passage -3 5 Marks, , <>, , =H, , iy, , eS) i, , Your eyes need to bend light rays so the image can be focused sharply on your, retina. The better your retina records the image, the more likely that your brain, will interpret the image, and the more likely you will see the image clearly. If a, person has vision trouble, glasses or contact lenses are use. They bend the, light rays in a way that lets you see more clearly., , Q1. State true or false: Bifocals use a convex lens to bend light to make things, look bigger., , (1) TRUE, casestudyquestions.com Want access to 5lac+ questions?, Get case study based questions PDF for Create homework / worksheet /quiz from Siac+, Maths, Science, English and SST pre-typed questions from the best books
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the, Ee homework, J app, , Worksheet 10.1, Marks - 25, , , , (2) FALSE, , Q 2. Why does the light rays bend when a glass or contact lens are used for the, , person who is having vision trouble?, , (1) Due to reflection, (2) Due to refraction, , Q3. Light from the sun falling on a convex lens will converge at a point called, , (1) Centre of curvature, (2) Focus, , (3) Radius of curvature, (4) Optical centre, , Q 4. Power of convex lens is, , , , (1) Positive, positive, (2) Positive, negative, (3) Negative, positive, (4) Negative, negative, , Q5. The image formed by a convex lens can be, , (1) Virtual and magnified, , (2) Virtual and diminished, , (3) Virtual and of same size, , (4) Virtual image is not formed, , Passage -4, , casestudyquestions.com, , Get case study based questions PDF for, Maths, Science, English and SST, , and concave lens is, , 5 Marks, , Want access to Slac+ questions?, , Create homework / worksheet /quiz from Slac+, pre-typed questions from the best books
