Riya Singh12thSample· 9d ago
Magnetic force does no work, yet the velocity direction changes. And what's the pitch of the helical path?
Chapter: Moving Charges and Magnetism. I'm trying to see the story in the equations, but a few lines feel like they contradict each other. The force on a charge is \vec F = q \vec v\times\vec B . It's always perpendicula
