埃德蒙顿华人社区-Edmonton China

 找回密码
 注册
查看: 1743|回复: 0

[其他] 求助一到地球物理的题

[复制链接]
鲜花(2) 鸡蛋(0)
发表于 2012-4-2 21:27 | 显示全部楼层 |阅读模式
老杨团队,追求完美;客户至上,服务到位!
知道地球磁场的single dipole moment Mx, Mz,My如何求 相交的位置( Q5 d5 d# P* ?  [& M" Q) e

$ G' K3 [: O. @+ B8 B' g) L7 z3 X' F" m8 _& s% O

: a. i4 s2 ]& l0 D+ P+ g(2) The Earth’s main magnetic field at the surface (radius = 6371 km) can be approximated by a single dipole moment at the Earth's centre with the following (x,y,z) components:0 n( ?- v4 |4 m% g1 y+ L

6 M8 c4 K0 Q7 Z4 n% |mz = -7.7 x 1022 A m2, mx = -0.479 x 1022 A m2, my = 1.399 x 1022 A m2., x0 P% Q3 _5 ^; y% ^( \

" w* R# t5 v2 @. `* [Calculate the location (latitude, longitude) where the axis of this dipole field intersects the Earth's surface (i.e. where the magnetic field is locally purely vertical and upward).* N( A/ ^, e- I, u
您需要登录后才可以回帖 登录 | 注册

本版积分规则

联系我们|小黑屋|手机版|Archiver|埃德蒙顿中文网

GMT-7, 2026-9-20 10:33 , Processed in 0.120525 second(s), 10 queries , Gzip On, APC On.

Powered by Discuz! X3.4

Copyright © 2001-2021, Tencent Cloud.

快速回复 返回顶部 返回列表