Charged Particles in Uniform Magnetic Fields (HSC SSCE Physics): Flashcards

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Charged Particles in Uniform Magnetic Fields
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Force on stationary charged particle in B-field

Zero (no force)

Unit of magnetic field strength

Tesla (T)

Force formula for charged particle in B-field

F=qvBsin⁡θF = qvB\sin\theta

Angle for max force on particle in B-field

90°90° (perpendicular to field)

Angle for zero force on particle in B-field

0°0° (parallel to field)

Direction of magnetic force vs vv and BB

Perpendicular to both

Path when particle moves perpendicular to B-field

Circular motion

Path with parallel & perpendicular velocity to B-field

Helical (corkscrew) path

Radius formula for circular orbit in B-field

r=mvqBr = \frac{mv}{qB}

Orbital period formula in B-field

T=2πmqBT = \frac{2\pi m}{qB}

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