Which of the following independent quantities is not used to specify the earth’s magnetic field?
A. Magnetic declination (θ).
B. Magnetic dip (δ).
C. Horizontal component of earth’s field (BH).
D. Vertical component of earth’s field (BV).
Answer:D
Which of the following independent quantities is not used to specify the earth’s magnetic field?
A. Magnetic declination (θ). B. Magnetic dip (δ). C. Horizontal component of earth’s field (BH). D. Vertical component of earth’s field (BV).