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प्रश्न
Write the merits of nuclear energy.
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उत्तर
A nuclear power plant does not use fossil fuel like coal. Therefore, problems like air pollution do not arise.
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संबंधित प्रश्न
What are the advantages of nuclear energy?
The fuel having a calorific value of 55 kJ/g is likely to be:
(a) biogas
(b) methane gas
(c) hydrogen gas
(d) natural gas
Name the type of nuclear reaction which is involved in the working of:
a hydrogen bomb.
Name the moderator used in a nuclear reactor.
State one use of nuclear fission reactions.
Why are very high temperatures required for fusion to occur?
In the reactor of a nuclear power plant, name the material which is used:
(a) as a moderator
(b) to absorb radiations
(c) in the fuel rods
(d) in the control rods
(e) to carry away heat
Name five places in India where nuclear power plants are located.
Which of the following is used as a moderator in the reactor of a nuclear power station?
(a) liquid sodium
(b) boron
(c) graphite
(d) carbon dioxide
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.
What do you mean by atomic number?
'Radioactivity is a nuclear phenomenon'. Comment on this statement.
What is nuclear energy? Name the process used for producing electricity using the nuclear energy.
The nucleus B emit a β-particle and is transformed into nucleus C. What is the composition of C?
A certain nucleus X has a mass number 14 and atomic number 6. The nucleus X changes to `"_7Y^14` after the loss of a particle. A radioactive substance is oxidized. What change would you expect to take place in the nature of its radioactivity? Give a reason for your answer.
Thermal power generation : Air pollution : : Nuclear power generation : _____________
Define.
Nuclear fission
Write the demerits of a nuclear energy plant.
Give scientific reasons.
It is absolutely necessary to control the fission reaction in nuclear power plants.
Give scientific reasons.
It is absolutely necessary to control the fission reaction in nuclear power plants.
