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प्रश्न
Identify the process shown in the figure and name it.
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उत्तर
The given figure is of nuclear fission (Chain reaction).
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संबंधित प्रश्न
Describe the process by which energy is released in the sun. Write the equation of the nuclear reaction involved.
If 25 atomic mass units (u) of a radioactive material are destroyed in a nuclear reaction, how much energy is released in MeV?
Differentiate between nuclear fission and nuclear fusion.
Calculate the energy released in joules when 5 g of a material is completely converted into energy doing a nuclear reaction.
The 'coolants' which can be used in the reactor of a nuclear power station are:
(a) liquid mercury and nitrogen dioxide
(b) liquid sodium and carbon dioxide
(c) liquid ammonia and carbon monoxide
(d) liquid boron and uranium oxide
The energy in the reactor of a nuclear power station is produced by the process of:
(a) nuclear diffusion
(b) nuclear fission
(c) nuclear fusion
(d) nuclear fermentation
One eV (electron volt) of nuclear energy is equivalent of:
(a) 1.6 × 10−14 J
(b) 1.6 × 10−12 J
(c) 1.6 × 10−19 J
(d) 1.6 × 10−13 J
Which of the following can undergo nuclear fusion reaction?
(a) uranium
(b) deuterium
(c) barium
(d) krypton
Explain with a diagram the step-by-step energy conversion in a nuclear power plant.
Give scientific reasons.
The construction of turbine is different for different types of power plants.
Write down the Einstein's mass-energy equivalence relation, explaining the meaning of each symbol used in it.
What is the source of energy of sun or stars?
Complete the following nuclear change:
\[\ce{_92P^238->[-α] ...P1 ... ->[-β]...P2 ... ->[-β] ... P3 ...}\]
State, giving reason, whether the following nuclear decay are allowed or not?
\[\ce{_Z^AX ->_Z^{A-1}Y + _-1^0e}\]
State three properties of α-rays.
The nucleus of an atom does not contain electrons. Explain how is it possible for the nucleus to emit a beta particle which is fast moving electron.
How many alpha and beta particles are emitted when the uranium nucleus 92U238 decays to Lead If 82Pb206?
Complete the following fission reaction:
\[\ce{_92U^235 _0n^1 -> _aSb^133 + _41Co^b + 4_0n_1 + energy}\]
Write down the values of a and b.
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.
When a neutron is bombarded on an atom of uranium, ____________ neutrons generated in this process.
