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प्रश्न
Write the demerits of a nuclear energy plant.
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उत्तर
- Improper nuclear-waste storage and disposal can result in environmental contamination.
- Accidental leakage of nuclear radiation can lead to lethal disaster.
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संबंधित प्रश्न
Most of the sources of energy we use represent stored solar energy. Which of the following is not ultimately derived from the Sun’s energy?
What is a fuel? Give five examples of fuels.
Arrange the following fuels in the order of decreasing calorific values (keeping the fuel with highest calorific value first):
Biogas, Kerosene, Wood, Petrol, Hydrogen gas, Methane
Fill in the following blank with suitable word:
Nuclear .......... is used in nuclear power stations for the production of electricity.
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?
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
The mass numbers of four elements A, B, C and D are 2, 20, 135 and 235, respectively. Which one of them will be most suitable to make:
a hydrogen bomb?
A nuclear power plant is working normally. What would you do if the reactor core suddenly got too hot?
Explain with diagram step-by-step energy conversion in Nuclear Power Plant.
Name the following nuclear reaction:
\[\ce {^235_92U +^1_0n-> ^90_38Sr + ^143_54Xe + 3^1_0n + γ}\]
Name the following nuclear reaction:
\[\ce {^3_1H + ^2_1H -> ^4_2He + ^1_0n + γ}\]
The nucleus 84X202emits an alpha particle and forms the nucleus Y. Represent this change in the form of an equation.
What happens to the atomic number of an element when it emits an alpha particle.
A radioactive carbon nucleus 6C14 emits a β-particle to form a nitrogen nucleus. Represent the change by an equation showing the atomic and mass number of each elements.
Explain briefly what changes take place within the nuclei when beta particles are emitted by a radioactive substance.
In nuclear power plants, the chain reaction cannot be controlled.
Name the nuclear radiation which has the highest ionizing power.
