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Tardigrade
Question
Physics
If radius of the 2713 Al nucleus is estimated to be 3.6 fermi, then the radius of 12552 Te nucleus be nearly:
Q. If radius of the
13
27
A
l
nucleus is estimated to be
3.6
fermi, then the radius of
52
125
T
e
nucleus be nearly:
4691
213
AIEEE
AIEEE 2005
Nuclei
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A
6 fermi
40%
B
8 fermi
21%
C
4 fermi
18%
D
5 fermi
20%
Solution:
R
=
R
0
(
A
)
1/3
R
T
e
R
A
l
=
R
0
(
A
T
e
)
1/3
R
0
(
A
l
)
1/3
R
T
e
R
A
l
=
(
A
T
e
)
1/3
(
A
A
l
)
1/3
=
(
125
)
1/3
(
27
)
1/3
=
5
3
∴
R
T
e
=
3
5
×
3.6
R
T
e
=
6
fermi