Surveying - Engineering
Q1: Imaginary line passing through points having equal magnetic declination is termed asA
isogon
B
agonic line
C
isoclinic line
D
none of these.
ANS:A - isogon Isogonic lines are lines on the Earth's surface along which the declination has the same constant value, and lines along which the declination is zero are called agonic lines. δ is frequently used as the symbol for magnetic declination.
ISOGONIC-----> same declination. |
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