(Continued)
Name
SI
Gaussian system
Blot
and Savart's
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 4
๎
I
[dl, r]
1
๎
I [dI, r]
dB=
4n
๎
7
.3
B
๎
p,o
๎
2/
o
โ
๎
โ
c
๎
1.
3
B
๎
2/
.L.
,
=โ ---
c
๎
r
D,
๎
1
๎
2a7
vp =
4a
๎
r
B=
[t
o
2
4n
๎
r
B = ponI
H =B41.
0
โJ
1/
/
d/=/
J-=
p,=1+x
B= p,opH
F=
q
[vB]
dF = I
[dl, B]
F____
๎
p,
0
๎
2
1
1
1
2
C
c
๎
r
B=
โ
43t
nI
c
H= B-4nJ
.//
/
d/--=โL
t
4
๎
/
XH
p.= 1+ 4nx
B = p,H
F= โ [vB]
c
dF = โ
I
[dl, B]
c
1
๎
21
1
1
2
F
โ
4n
๎
d
dCb
c
2
๎
d
1
๎
c/(1)
Wi=
--it-
L=c1)1I
L =
gop,n
2
V
L/2
W
=
5'i=
โ
c
๎
dt
L= ca 1 1 I
L =
4ntin
2
V
w =
1
๎
L/
2
2
BH
2
rr
c
2
๎
2
BH
w
---
--
w=
8n
