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Byju's Answer
Standard VIII
Physics
Resistivity
What is the r...
Question
What is the relation between Conductivity and Conductance ?
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Solution
C
o
n
d
u
c
tan
c
e
i
s
t
h
e
e
a
s
e
w
i
t
h
w
h
i
c
h
e
l
e
c
t
r
o
n
c
a
n
f
l
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w
i
n
s
i
d
e
a
m
e
t
a
l
o
r
c
o
n
d
u
c
t
o
r
.
I
t
t
e
l
l
a
b
o
u
t
t
h
e
n
a
t
u
r
e
o
f
s
u
b
s
tan
c
e
.
M
o
r
e
i
s
t
h
e
c
o
n
d
u
c
tan
c
e
,
b
e
t
t
e
r
i
s
a
c
o
n
d
u
c
t
o
r
.
I
t
i
s
j
u
s
t
o
p
p
o
s
i
t
e
o
f
r
e
s
i
s
tan
c
e
.
V
=
I
R
V
=
V
o
l
t
a
g
e
I
=
C
u
r
r
e
n
t
R
=
R
e
s
i
s
tan
c
e
1
R
=
C
o
n
d
u
c
tan
c
e
=
G
S
o
,
G
=
I
V
I
n
a
s
i
m
i
l
a
r
w
a
y
,
c
o
n
d
u
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t
i
v
i
t
y
i
s
j
u
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t
o
p
p
o
s
i
t
e
o
f
r
e
s
i
s
t
i
v
i
t
y
.
C
o
n
d
u
c
t
i
v
i
t
y
t
e
l
l
s
a
b
o
u
t
t
h
e
a
b
i
l
i
t
y
t
o
c
o
n
d
u
c
t
e
l
e
c
t
r
i
c
i
t
y
.
W
e
k
n
o
w
,
R
α
l
A
R
=
R
e
s
i
s
tan
c
e
l
=
L
e
n
g
t
h
A
=
A
r
e
a
o
f
c
r
o
s
s
s
e
c
t
i
o
n
S
o
,
R
=
ρ
l
A
,
ρ
=
R
e
s
i
s
t
i
v
i
t
y
1
ρ
=
C
o
n
d
u
c
t
i
v
i
t
y
=
κ
S
o
,
κ
=
l
R
A
=
G
l
A
l
A
i
s
g
e
n
e
r
a
l
l
y
c
a
l
l
e
d
a
s
c
e
l
l
c
o
n
s
tan
t
(
C
)
.
S
o
,
κ
=
G
×
C
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3
Similar questions
Q.
Write the relation between conductivity and current density?
Q.
For a metallic conductor, what is the relation between current density
(
j
)
, conductivity
(
σ
)
and electric field Intensity
E
?
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