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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
Which of the following is not an example of a bio-mass energy source?
Of what material are the control rods of a nuclear reactor made?
If 25 atomic mass units (u) of a radioactive material are destroyed in a nuclear reaction, how much energy is released in MeV?
What will happen if slow moving neutrons are made to strike the atoms of a heavy element `''235_92U`? What is the name of this process?
The following question are about the nuclear reactor of a power plant.
What is the function of boron rods in the nuclear reactor?
How is the working nuclear reactor of a power plant shut down in an emergency?
The energy produced by converting 1 gram mass of a nuclear fuel into energy completely is:
(a) 9 × 1016 J
(b) 9 × 1014 J
(c) 9 × 1015 J
(d) 9 × 1013 J
One MeV of nuclear energy is equivalent to:
(a) 1.6 × 10−13 J
(b) 1.6 × 10−19 J
(c) 1.6 × 10−16 J
(d) 1.6 × 10−15 J
One type of energy which has not been controlled so far is:
(a) ocean thermal energy
(b) nuclear fusion energy
(c) geothermal energy
(d) nuclear fission energy
A nuclear reaction is represented by the equation:
`""_1^2H+_1^2H->_2^3He+xc+E`
Identify the particle c and the number x of such particles produced in the reaction.
Give scientific reasons.
It is absolutely necessary to control the fission reaction in nuclear power plants.
What do you understand by radioactive decay? An isotope of Uranium `""_92^238 "U"` is radioactive and changes into Thorium 92 by the emission of an alpha particle. Write a symbolic equation for this decay process.
Name the following nuclear reaction:
\[\ce {^3_1H + ^2_1H -> ^4_2He + ^1_0n + γ}\]
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?
\[\ce{_Z^AX ->_Z^{A-1}Y + _-1^0e}\]
How does the position of an element change in the periodic table when it emits out an alpha particle?
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.
In the power plant based on nuclear energy, __________ is used to rotate the generator.
Discuss problems associated with nuclear power generation.
Give scientific reasons.
It is absolutely necessary to control the fission reaction in nuclear power plants.
