Mark the CORRECT option A vertical plane containing the

Last updated: 6/26/2023

Mark the CORRECT option A vertical plane containing the vertical axis orthogonal to ground and the longitude is called the geographic meridian O Geographic meridian and magnetic meridian for earth are always same at a point The dip circle is simply a compass needle pivoted about a fixed vertical axis and free to move in a horizontal plane O There is a bar magnet buried deep inside earth s interior which gives rise to earth s magnetic field