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(Continued)
Name SI Gaussian system
law Induction of the field produced (a) by direct current (b) in the centre of a loop (c) in a solenoid
Definition of the vector H Circulation of the vector H in a constant field Relation between J and H Relation between II and x Relation between B and H Lorentz force
Ampere's law
Force of inter- action of paral- lel currents
Erni of induction
Inductance
Inductance of a solenoid
Energy of the magnetic field produced by cur- rent
Energy density of magnetic field
dBโ 44n I^ [dl, r]7.3^ dB=^1 I [dI, r]
o โ p,o^ โ2/
c 1.
c r
4a r
B= [to 2 4n r
B = ponI
H =B41.0 โJ
1//d/=/
p,=1+x
B= p,opH
F= q [vB]
dF = I [dl, B]
F____ p,0 21 1^1^2
C
c r
B= โ43t^ nI c H= B-4nJ
.// /d/--=โL 4 t /
p.= 1+ 4nx
B = p,H
F= โ [vB] c
dF = โ^ I^ [dl, B] c
F โ^1 4n (^) d
dCb
c2 d
1 c/(1) Wi= --it-
L=c1)1I L = (^) gop,n2 V
L/ W =
5'i= โ c dt L= ca 1 1 I L = 4ntin2 V
w =
1 L/ 2
rr c2 2
w----- w=8n
Name SI^ Gaussian system
Maxwell's equa- tions in inte- gral form
Maxwell's equa- tions in differen- tial form
Velocity of an electromagnetic wave in a me- dium
Relation between
electromagnetic wave
Poynting vector
v = c/V EEt
El/e =H V IT
(Concluded)
Proton magnetic moment Neutron magnetic moment
Atomic mass unit
Permittivity of vacuum
Permeability of vacuum
= 2.7928 RN ฮผ n =-1.913 [EN 1 a.m.u.= {1.660.10-24 g 931.4 MeV e0 =0.885.10-il F/m 1/4:180 =9.102m/F 140=- 1.257.10-6H/m 110/4n=10-1H/m
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