Q1 of 20 Page 304

A person suffering from an eye defect uses lenses of power – 1D. Name the defect he is suffering from and the nature of lens used.

He is suffering from myopia and is using a double concave lens because the power of lens is -1D and focal length = so the focal length is negative indicating that it is a diverging lens.



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b. Component of white light that deviates the most, while passing through a glass prism.

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List the factors on which scattering of light depend.