Beta Decay
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Q.
State the law of radioactive decay. Hence derive the expression where symbols have their usual meaning
Q. The oscillating frequency of a cyclotron is 10 MHz. If the radius of its dees is 0.5 m, then the kinetic energy of a proton accelerated by the cyclotron will be:
- 5.2 MeV
- 7.2 MeV
- 4.1 MeV
- 2.3 MeV
Q.
The anion has 18 electrons and its mass number is 31.How many neutrons are present in the nucleus ?
18
8
31
16
Q.
The
neutron separation energy is defined as the energy required to remove
a neutron from the nucleus. Obtain the neutron separation energies of
the nuclei
and
from
the following data:
=
39.962591 u
)
= 40.962278 u
=
25.986895 u
)
= 26.981541 u