Leumas Physics

Larmor Radius

r = m·v/(q·B)

What it says

The radius a charged particle spirals in as it crosses a magnetic field.

Symbols

SymbolQuantityDimension
rGyroradius (m)L
mParticle mass (kg)M
vPerpendicular speed (m/s)L T^-1
qCharge (C)T I
BMagnetic flux density (T)M T^-2 I^-1

Work it out

Enter what you know. No account needed.

Fill in all but one: m, v, q, B, r are all empty.

Connects to

Filed under Electromagnetism · derive through it in the explorer