equation shet test 3 physics

# equation shet test 3 physics - Moving Charges=B Bvxr 0/4=...

This preview shows pages 1–5. Sign up to view the full content.

Moving Charges=B B-field of Infinite Straight Current Carryng Wire |B|= Magnetic Force on Moving Charges (I) B α v x r μ 0 /4 π = 10 -7 T m/A, T [ B ], 1T = 1N A -1 m -1 θ =0 0 , B =0 or 180 0 and is maximum at 90 0 all q 's = E , only moving charges = B when -q , B=-(vxr) μ 0 I 2 π r B ( α =90 0 ) , F=|q|vB B ( α ) , F=|q|vBSin( α ) ( v =0), F=0 B \\ v , F=0 q \\ or ( α =0 0 ) , F=0 when - q , - F (opposite direction, vector down)

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Magnetic Force on an Electron Cyclotron Motion The Radius of Cyclotron Motion Energy Balance: Velocity: Frequency: B-Field: Radius: Direction of F is up . Electron will move away from the wire [ m/ s ] [ Hz ] [ T ] [ m ]
Cyclotron Accelerator Measuring Momentum with Magnetic Deflection Hall Effect n=density w=width ***signs matter!*** q in a uniform field, f cyc indep of r or E R of magnet det E cyc E max = (RqB) 2 /2m momentum p = r orbit of q deflected by B into a circular orbit q exp F L v in B then

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Hall Probe Measurement of B and E Fields Magnetic Field of a Long Straight Wire
This is the end of the preview. Sign up to access the rest of the document.

## This note was uploaded on 06/07/2009 for the course PHYSICS 2212 taught by Professor Geist during the Fall '09 term at Georgia Perimeter.

### Page1 / 18

equation shet test 3 physics - Moving Charges=B Bvxr 0/4=...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online