(b) A student sitting at the back bench in a class has difficulty in reading. What could be his defect of vision? Draw ray diagrams to illustrate the image formation of the blackboard when he is seated at the (i) back seat (ii) front seat. State two possible causes of this defect. Explain the method of correcting this defect with the help of a ray diagram.
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Myopia is the defect of eye
Method of Correction:Myopia Treatment. Nearsightednesscan be corrected with glasses, contact lenses or refractive surgery. ... If you'renearsighted, the first number ("sphere") on your eyeglasses prescription or contact lens prescription will be preceded by a minus sign (–). The higher the number, the more nearsighted you ar
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Method of Correction:Myopia Treatment. Nearsightednesscan be corrected with glasses, contact lenses or refractive surgery. ... If you'renearsighted, the first number ("sphere") on your eyeglasses prescription or contact lens prescription will be preceded by a minus sign (–). The higher the number, the more nearsighted you ar
Read more on Brainly.in - https://brainly.in/question/6760838#readmore
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