Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Irodov Problem 3.246
Physics · mechanics · electromagnetism
Problem
A non-conducting thin disc of radius R charged uniformly over one side with surface density a rotates about its axis with an angular velocity e). Find: (a) the magnetic induction at the centre of the disc; (b) the magnetic moment of the disc.
Browse the problem library