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Byju's Answer
Standard X
Physics
Transformer
A #160;red ...
Question
A
r
e
d
L
E
D
e
m
i
t
s
l
i
g
h
t
a
t
0
.
1
w
a
t
t
u
n
i
f
o
r
m
l
y
a
r
o
u
n
d
i
t
.
T
h
e
a
m
p
l
i
t
u
d
e
o
f
t
h
e
e
l
e
c
t
r
i
c
f
i
e
l
d
o
f
t
h
e
l
i
g
h
t
a
t
a
d
i
s
tan
c
e
o
f
1
m
f
r
o
m
t
h
e
d
i
o
d
e
i
s
1
)
2
.
45
V
m
-
1
2
)
5
.
48
V
m
-
1
3
)
7
.
75
V
m
-
1
4
)
1
.
73
V
m
-
1
Open in App
Solution
Dear Student,
I
=
P
o
w
e
r
4
πr
2
a
l
s
o
,
I
=
1
2
c
∈
0
E
2
f
r
o
m
a
b
o
v
e
e
q
u
a
t
i
o
n
s
E
=
P
4
πr
2
×
2
c
∈
0
=
0
.
1
1
2
×
2
×
9
×
10
9
3
×
10
8
=
6
=
2
.
5
V
/
m
Regards
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