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JEE Advanced 2015 Paper 2
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© examsnet.com
Question : 11
Total: 60
In terms of potential V,electric current I,permittivity
ε
0
,permeability
μ
0
and speed of light c the dimensionally correct equation(s) is (are)
μ
0
I
2
=
ε
0
V
2
ε
0
I
=
μ
0
V
I
=
ε
0
c
V
μ
0
c
I
=
ε
0
V
Validate
Solution:
B
I
l
C
≡
V
I
⇒
μ
0
I
2
c
≡
V
I
⇒
μ
0
I
c
=
V
⇒
μ
0
2
I
2
c
2
=
V
2
⇒
μ
0
I
2
=
ε
0
V
2
⇒
ε
0
c
V
=
I
© examsnet.com
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