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Thermal power generation : Air pollution : : Nuclear power generation : _____________

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Thermal power generation : Air pollution : : Nuclear power generation : _____________

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Thermal power generation : Air pollution : : Nuclear power generation : Nuclear waste

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अध्याय 5: Towards Green Energy - Relate the following [पृष्ठ १३]

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एससीईआरटी महाराष्ट्र Science and Technology Part 2 [English] Standard 10 Maharashtra State Board
अध्याय 5 Towards Green Energy
Relate the following | Q 4. | पृष्ठ १३

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?


Compare and contrast bio-mass and hydro electricity as sources of energy.


Name the type of nuclear reaction which is involved in the working of: 

 a hydrogen bomb.


Of what material are the control rods of a nuclear reactor made?


Where, in a nuclear power station, is uranium used up?


 If 25 atomic mass units (u) of a radioactive material are destroyed in a nuclear reaction, how much energy is released in MeV?


What is a nuclear reactor? What is the fuel used in a nuclear reactor?


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


Which of the following can undergo nuclear fusion reaction?

(a) uranium
(b) deuterium
(c) barium
(d) krypton


A nuclear reaction is represented by the following equation:

`""_92^235U+_0^1n-> _56^139Ba+_36^94Kr+xc+E`   

What type of bomb is based on similar type of reaction?


One isotopes of uranium has a mass number of 235 and atomic number 92.
(a) What is the number of electrons in a neutral atom of this isotope?

(b) How many protons are there in the nucleus of this isotope?

(c) For another isotope of Uranium state which one of the numbers (238 or 92) changes?

(d) What is the number of protons in 238U?


State, giving reason, whether the following nuclear decay are allowed or not?

\[\ce{_Z^AX ->_Z^{A-1}Y + _-1^0e}\]


What will an alpha particle change into when it absorb one electron.


An atomic nucleus A is composed of 84 protons and 128 neutrons. It emits an α-particle and is transformed into nucleus B. Write down the composition of B.


What happens to the atomic number of an element when it emit a beta particle.


Explain briefly what changes take place within the nuclei when beta particles are emitted by a radioactive substance.


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. Name the particle emitted.


What are the places in which atomic power stations located in Tamil Nadu?


Give scientific reasons.

It is absolutely necessary to control the fission reaction in nuclear power plants.


Copy and complete the nuclear reaction by filling in the blanks.

\[\ce{_92U^235 + _0n^1 -> _56Ba^{\underline{\phantom{....}}} + \underline{\phantom{..}}Kr^92 + 3 _0n^1}\]


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