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Physics
Physics
Problem
Four nuclei have the following total binding energies: P:
A
=
16
A = 16
A
=
16
,
E
b
=
128
MeV
E_b = 128\,\text{MeV}
E
b
=
128
MeV
Q:
A
=
40
A = 40
A
=
40
,
E
b
=
342
MeV
E_b = 342\,\text{MeV}
E
b
=
342
MeV
R:
A
=
56
A = 56
A
=
56
,
E
b
=
492
MeV
E_b = 492\,\text{MeV}
E
b
=
492
MeV
S:
A
=
238
A = 238
A
=
238
,
E
b
=
1800
MeV
E_b = 1800\,\text{MeV}
E
b
=
1800
MeV
Arrange the nuclei in decreasing order of nuclear stability. a)
Q
>
R
>
P
>
S
Q > R > P > S
Q
>
R
>
P
>
S
b)
S
>
R
>
Q
>
P
S > R > Q > P
S
>
R
>
Q
>
P
c)
R
>
Q
>
P
>
S
R > Q > P > S
R
>
Q
>
P
>
S
d)
P
>
Q
>
R
>
S
P > Q > R > S
P
>
Q
>
R
>
S
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