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Byju's Answer
Standard XII
Physics
Symmetry in Laws
Maxwell's fou...
Question
Maxwell's four equations are written as
(i)
∮
→
E
.
→
d
s
=
q
0
ε
0
(ii)
∮
→
B
.
→
d
s
=
0
(iii)
∮
→
E
.
→
d
l
=
d
d
t
∮
→
B
.
→
d
s
(iv)
∮
→
B
.
→
d
s
=
μ
0
ε
0
d
d
t
∮
→
E
.
→
d
s
Which of the above Maxwell's equations shows that electric field lines do not form closed loops?
A
(i) only
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B
(ii) only
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C
(iii) only
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D
(iv) only
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Solution
The correct option is
A
(i) only
∮
→
E
.
→
d
s
represents electric flux which is equal to the number of electric field lines crossing through an area.
Now for
q
o
≠
0
, implies
∮
→
E
.
→
d
s
≠
0
which indicates Electric field lines do not form closed loops.
Suggest Corrections
0
Similar questions
Q.
Maxwell's four equations are written as
(i)
∮
→
E
.
→
d
s
=
q
0
ε
0
(ii)
∮
→
B
.
→
d
s
=
0
(iii)
∮
→
E
.
→
d
l
=
d
d
t
∮
→
B
.
→
d
s
(iv)
∮
→
B
.
→
d
s
=
μ
0
ε
0
d
d
t
∮
→
E
.
→
d
s
Out of the four Maxwell's equation above, which one shows the non-existence of monopoles?
Q.
Consider the following two Maxwell's equations.
(
i
)
.
∮
→
E
.
d
→
A
=
q
in
ϵ
0
(
i
i
)
.
∮
→
E
.
d
→
l
=
−
d
ϕ
B
d
t
The electric fields
→
E
, mentioned in both the equations, are -
Q.
(a) Write Gauss' law for magnetism in the form of Maxwell's equation.
(b) Write the value of
1
√
μ
0
ε
0
.
Q.
For static electric and magnetic fields in an inhomogeneous source-free medium, which of the following represents the correct form of two of Maxwell's equations?
Q.
One of Maxwell's Equations can be written as
∮
→
B
.
d
→
A
=
0
.
Which of the following statements follows directly from this statement? Select two answers.
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