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  1. If D is the distance between parallel tracks G is the gauge and α is angle of crossings, the distance between theoretical noses of two crossings measured parallel to tracks, is

    2. A.
    (D - G - G sec α) cot α
    B.

    (D - G + G sec α) cot α
    C.

    (D - G - G sec α) tan α
    D.

    (D + G + G sec α) cot α

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    Answer : Option A

    Explanation :

    No answer description available for this question.

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