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Physics
Physics
Problem
Let
ρ
1
\rho_1
ρ
1
be the average density of the aluminium nucleus
(
A
=
27
)
(A=27)
(
A
=
27
)
and
ρ
2
\rho_2
ρ
2
that of the xenon nucleus
(
A
=
131
)
(A=131)
(
A
=
131
)
. Assuming the empirical radius relation
R
=
R
0
A
1
/
3
R=R_0A^{1/3}
R
=
R
0
A
1/3
, what is the ratio
ρ
1
:
ρ
2
\rho_1:\rho_2
ρ
1
:
ρ
2
? a)
1
:
3
1:3
1
:
3
b)
27
:
131
27:131
27
:
131
c)
1
:
1
1:1
1
:
1
d)
3
:
1
3:1
3
:
1
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