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महाराष्ट्र राज्य शिक्षण मंडळएस.एस.सी (इंग्रजी माध्यम) इयत्ता १० वी

In nuclear power plants, the chain reaction cannot be controlled. - Science and Technology 2

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प्रश्न

In nuclear power plants, the chain reaction cannot be controlled.

पर्याय

  • True

  • False

MCQ
चूक किंवा बरोबर
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उत्तर

False

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 5: Towards Green Energy - Write true or false

संबंधित प्रश्‍न

What is a fuel? Give five examples of fuels.


Arrange the following fuels in the order of increasing calorific values (keeping the fuel with lowest calorific value first):
LPG, Coal, Alcohol, Dung cakes, Diesel 


Which one of the following is not renewable energy technology?


Fill in the following blank with suitable word: 

Splitting of a heavy nucleus into two lighter nuclei is called ........


The control rods used in the reactor of a nuclear power plant are made of:

(a) steel
(b) graphite
(c) uranium
(d) boron


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

 

A nuclear reaction is represented by the equation: 

`""_1^2H+_1^2H->_2^3He+xc+E`   

What type of nuclear bomb is based on similar reactions?


The element X has an atomic mass number of 238 and an atomic number
of 92. It emits an alpha particle forming an element y. Y can be represented
by


An element P has an atomic mass of 239 and an atomic number of 92. It
emits a beta particle forming an element Q. Q can be represented by


The element  `""_11^24 "Na"`  changes to magnesium by the emission of a beta particle. Write down the symbolic equation for the beta emission.


What changes will take place in the mass number and atomic number of the nucleus Y if it emits gamma radiations?


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


State the energy conversion taking place in a solar cell.


Draw a simplified labelled diagram of a hot cathode ray tube.


A certain nucleus X has a mass number 15 and atomic number 7. Find the number of neutrons. The nucleus X losses one α-particle and Express the change and write the symbol of the new nucleus.


Explain, why nuclear fusion is not being used to meet day to day energy needs.


What is nuclear waste? What are hazard of nuclear waste to living beings? How is nuclear waste disposed off?


In the power plant based on nuclear energy, __________ is used to rotate the generator.


Define.

Nuclear fission


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


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