Physics, asked by rachu7810, 1 year ago

Why there is always a dark centre in newton's rings?

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Answered by jaseejas

0

A thin air film is formed between the plate and the lens. ... If the lens plate system is illuminated with monochromatic light falling on it normally, concentric bright and darkinterference rings are observed in reflected light. These circular fringes were discovered by Newton and are called Newton's rings

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