W9_parallel_resonance.eps
Week 6: Moving Charges and Magnetic Force 199 directlyobserved in aCloud Chamber^59 placed in a magnetic field. Observations of ...
200 Week 6: Moving Charges and Magnetic Force The forceF~acting on this charge is: F~=q(~v 0 ×B~ 0 ) (409) which has magnitude F ...
Week 6: Moving Charges and Magnetic Force 201 In between the upper and lower halves of the cyclotron are two copper chambers sha ...
202 Week 6: Moving Charges and Magnetic Force Figure 65: The first photograph of a positron ever taken in a cloud chamber. Note ...
Week 6: Moving Charges and Magnetic Force 203 E field (down) B field (in) Collimating slits v q Figure 66: A region of crossed f ...
204 Week 6: Moving Charges and Magnetic Force charges are themselvesparticles, and if so, what the charges and masses of those p ...
Week 6: Moving Charges and Magnetic Force 205 e− V E B y L D v y o 1 2 ∆ ∆ ∆ ∆ θ Figure 69: Joseph John Thomson’s apparatus for ...
206 Week 6: Moving Charges and Magnetic Force fromx(t). Substituting this into the last two equations, we find that as it emerge ...
Week 6: Moving Charges and Magnetic Force 207 wasn’t until Rutherford did his famous experiment a few years laterthat scattered ...
208 Week 6: Moving Charges and Magnetic Force point (whereris the radius of curvature of the species’ particular trajectory). Th ...
Week 6: Moving Charges and Magnetic Force 209 Example 6.2.7: The Hall Effect The final object of our study of the magnetic force ...
210 Week 6: Moving Charges and Magnetic Force or vd= E B (441) We also know that: I=nqvdA=nqA E B (442) Finally, we known that V ...
Week 6: Moving Charges and Magnetic Force 211 (where, recall,nis the density of charge carriers,qis the charge per carrier,vdis ...
212 Week 6: Moving Charges and Magnetic Force The dimensions of this particular loop areaandb, although in the next section we’l ...
Week 6: Moving Charges and Magnetic Force 213 alwaysbe the veryθthat we want. The right handed normal is the unit vector perpend ...
214 Week 6: Moving Charges and Magnetic Force The forces between the ∆xparts of the curve (the direction that would have been in ...
0.1. POTENTIAL ENERGY OF A MAGNETIC DIPOLE 215 Quantity Electric Dipole Magnetic Dipole Dipole Moment ~p=q~ℓ ~m=N IAnˆ Force in ...
216 Week 6: Moving Charges and Magnetic Force R M,Q ω Figure 74: A rotating ring of charge with massM, radiusR, and chargeQhas a ...
0.1. POTENTIAL ENERGY OF A MAGNETIC DIPOLE 217 So fine. We can now see that our classical model proton should havea magnetic mom ...
218 Week 6: Moving Charges and Magnetic Force Bo m = Lμp θ τ Proton Figure 75: A rotating proton with a magnetic moment ~m=μp~La ...
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