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    Question

    We observe geometrical shadow of an opaque object when

    light is incident on it. This is due to ____________.
    A diffraction of the light Correct Answer Incorrect Answer
    B dispersion of the light by an object Correct Answer Incorrect Answer
    C light travelling in a straight line Correct Answer Incorrect Answer
    D reflection of the light Correct Answer Incorrect Answer

    Solution

    The correct answer is C

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