profile-img
Mayur Anil Badhe posted an Question
October 25, 2020 • 21:44 pm 30 points
  • IIT JAM
  • Geology (GG)

Sir,please explain this line and what is this 104 ma??????

The convective motions responsible for the geomagnetic field involve veloCIues or ~104 m a, five orders of magnitude greater than convection in the mantle.

1 Answer(s) Answer Now
  • 1 Likes
  • 1 Comments
  • 0 Shares
  • comment-profile-img>
    Sajan sarthak Best Answer

    Convection of outer core of Earth is like a moving dynamo . Charged particles when convect it generates magnetic field. it's moving velocity is 103 meter per second it's wrongly written as a-1 This velocity is 5 times greater than the mantle asthenosphere convection., due to which plate moves.

whatsapp-btn

Do You Want Better RANK in Your Exam?

Start Your Preparations with Eduncle’s FREE Study Material

  • Updated Syllabus, Paper Pattern & Full Exam Details
  • Sample Theory of Most Important Topic
  • Model Test Paper with Detailed Solutions
  • Last 5 Years Question Papers & Answers