Physics, asked by palakthakur1376, 1 year ago

To construct a square wave with the help of fundamental frequency and its harmonic components

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Answered by Anonymous
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➡Total internal reflection is the phenomenon which occurs when a propagated wave strikes a medium boundary at an angle larger than a particular critical angle with respect to the normal to the surface. Total internal reflection of light can be demonstrated using a semi-circular block of glass or plastic.
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