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JEE Main 25 July 2021 Shift 2 Solved Paper
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© examsnet.com
Question : 12
Total: 90
Two ideal electric dipoles
A
and
B
, having their dipole moment
p
1
and
p
2
respectively are placed on a plane with their centres at
O
as shown in the figure. At point
C
on the axis of dipole
A
, the resultant electric field is making an angle of
37
°
with the axis. The ratio of the dipole moment of
A
and
B
,
p
1
p
2
is :
(
take
sin
37
°
=
3
5
)
[25 Jul 2021 Shift 2]
3
8
3
2
2
3
4
3
Validate
Solution:
tan
37
°
=
3
4
=
k
P
2
r
3
2
k
P
1
r
3
=
P
2
2
P
1
=
3
4
P
2
P
1
=
3
2
P
1
P
2
=
2
3
© examsnet.com
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