The Magnetic Dipole Moment of an Electron (Charge = −E;

question 19

Multiple Choice

The magnetic dipole 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.