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प्रश्न
The following question are about the nuclear reactor of a power plant.
What is the purpose of using the graphite moderator?
उत्तर
Graphite acts a moderator in the reactor by slowing down fast-moving neutrons in it.
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संबंधित प्रश्न
Name the type of nuclear reaction which is involved in the working of:
an atom bomb.
What are the advantages and disadvantages of using nuclear fuel for generating electricity?
Name the following nuclear reaction:
\[\ce {^235_92U +^1_0n-> ^90_38Sr + ^143_54Xe + 3^1_0n + γ}\]
State the kind of nuclear reaction taking place in a nucleus during the emission of a β-particle.
State, giving reason, whether the following nuclear decay are allowed or not?
\[\ce{_Z^AP -> _{Z-2}^AY + _2^4He}\]
State three properties of α-rays.
State charge and mass of α-particle.
An element 92U238 losses one alpha particle, and then one β-particle and then again one β- particle to get the final nucleus bQa.
(i) Write down the values of a and b.
(ii) State the relationship between the nuclei P and Q.
Write a short note.
Problems due to nuclear power plant
Which source of electricity generation is least harmful to the environment?
