The magnetic moment of an electron (charge = -e; mass = me) moving in a circular orbit of radius r with speed v about a nucleus of mass mN is proportional to:
A)r.
B)v.
C)vr.
D)evr.
E)mNvr.

Question

Quizplus · Accepted Answer

The magnetic moment (μ) of an electron moving in a circular orbit is given by μ = (e/2m_e) * (r x v), where r is the radius and v is the velocity. Therefore, it is proportional to the product of e, v, and r.

The Magnetic Moment of an Electron (Charge = -E; Mass