हिंदी

Identify the Process Shown in Figure and Name It. - Science and Technology 2

Advertisements
Advertisements

प्रश्न

Identify the process shown in the figure and name it.

आकृति
Advertisements

उत्तर

The given figure is of nuclear fission (Chain reaction).

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
2018-2019 (March) Set 1

संबंधित प्रश्न

The calorific values of five fuels A, B, C, D and E are given below:

      A    48KJ/g
      B     17KJ/g
      C    150KJ/g
      D    50KJ/g
      E       30KJ/g
  
Which of the fuels could be : (i) cooking gas (ii) alcohol (iii) wood (iv) hydrogen (v) kerosene?v

What do you think is the purpose of the thick, concrete chamber surrounding the reactor of a nuclear power plant?


 Fill in the following blank with suitable word: 

Nuclear .......... is used in nuclear power stations for the production of electricity. 

 


 What is nuclear fusion? Explain with an example. Write the equation of the reaction involved. 


What is the nuclear fuel in the sun ?


The following question are about the nuclear reactor of a power plant. 

Is the energy produced by nuclear fission or nuclear fusion? 


 Calculate the energy released in joules when 5 g of a material is completely converted into energy doing a nuclear reaction.


Explain why, in a nuclear reactor, the chain reaction stops if the control rods are fully inserted into the graphite.


List any four characteristics of a good fuel.


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


 In what way are these numbers related to the isotopes of an element?


Complete the following nuclear change:

\[\ce{_92P^238->[-α] ...P1 ... ->[-β]...P2 ... ->[-β] ... P3 ...}\]


An element X has the symbol 84X202. It emits an alpha-particle and then a beta-particle. The final nucleus is bYa. Find a and b.


When a neutron is bombarded on an atom of uranium, ____________ neutrons generated in this process.


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


Write the merits of nuclear energy.


Which is the process used to harness nuclear energy these days? Explain it briefly.


When neutron is bombarded on atom of Uranium-235, it absorbs the neutron and converts into ______.


Give scientific reasons.

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


Give scientific reason.

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


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×