Q. 2 A3.8( 18 Votes )

Answer the follow

Class 12th NCERT - Physics Part-I 5. Magnetism and Matter

Answer :

The earth’s magnetic field changes with time due to many reasons, changes is the speed of convection current in core is one of them. These changes are very slow and will take hundreds of years to show substantial effects.

Rate this question :

How useful is this solution?

We strive to provide quality solutions. Please rate us to serve you better.

PREVIOUSAnswer the follow NEXTAnswer the follow

Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts

Dedicated counsellor for each student

24X7 Doubt Resolution

Daily Report Card

Detailed Performance Evaluation

view all courses