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light

what is the speed of light?

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    Zeeman Effect: Zeeman line splitting (P. Zeeman; 1896): Zeeman Effect is the splitting of lines in a spectrum whenever the source is exposed to the magnetic field.

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    Null experiment: The experiment which, after being performed, yields no outcome. The null experiments are just as significant as non-null experiments; when current theory predicts an observable result (or predicts there must be no observable result),

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    State the law of Lamberts Cosine? Describe briefly?

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    Trojan points: L4 and L5 are the two dynamically stable Lagrange points (that is, beneath certain conditions).

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