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    Suppose magnetic declination is 180 degree East and the magnetic bearing is 60 degree, find the true bearing of the line.
    Question

    Suppose magnetic declination is 180 degree East and the magnetic bearing is 60 degree, find the true bearing of the line.

    A.

    60 degree

    B.

    180 degree

    C.

    240 degree

    D.

    –120 degree

    Correct option is C

    True bearing of line T.B = Magnetic beating + Magnetic declination (+ve due to eastward declination)
    ∴ True Bearing = 180° + 60° = 240°

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