State the expression for the pitch of the helical path followed by a charged particle…

PHYSICS · Subjective · CBSE · Physics · Moving Charges and Magnetism · Moving Charges and Magnetism

Problem

State the expression for the pitch of the helical path followed by a charged particle of mass

m

and charge

q

that enters a uniform magnetic field

B

with speed

v

making an angle

\alpha

with the field direction.