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Draw a labelled ray diagram to show how a ray of light is refracted when it passes : (a) from air into an optically denser medium. (b) from an optically denser medium into air. |
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Answer» Draw a labelled ray diagram to show how a ray of light is refracted when it passes : (a) from air into an optically denser medium. (b) from an optically denser medium into air.
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