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C:.BAK

ANSWERS FOR CHECKLISTBASIC MODULE

-B.S.N.SWAMY

01.What is Nuclear Power? What is the basic principle in making nuclear power?

A. The energy released from nuclear reactions i.e. Fission & Fusion is called Nuclear Energy. The major use of nuclear energy is in the generation of power which is called 'Nuclear Power"

Basic Principle: -The energy liberated in nuclear reactions is estimated using the famous energy equation of Einstein. E = MC2

M = Mass of matter disappearedC = Velocity of lightE = Energy liberated

02. What are the advantages for making nuclear power?

A. Advantages Of Nuclear Energy -Generation of power -It is also used for industrial heating, steam generation, propulsion of ships, submarines and rockets, production of radioisotopes for industrial and medical application.

03. Name the Nuclear Power Stations in the country?

A. Nuclear Power Stations In INDIA

TAPS = 2 X 210 MW RAPS = 4 X 235 MWMAPS = 2 X 235 MWNAPS = 2 X 235 MWKAPS = 2 X 235 MWKAIGA = 2 X 235 MW

04. What are the hazards involved in making nuclear power?

A. Radiation Hazards, Steam & Electrical.

05. What is atomic reactor?

A. An atomic reactor is simply a source of heat. The heat being produced by the nuclear fission of atoms of certain heavy elements like Uranium atom. The main components of a nuclear power plant includes nuclear reactor, heat exchanger (steam generator), condenser and electric generator. The heat generated in the reactor is taken up by the coolant circulating through the reactor core. Hot coolant then flows through the tubes of steam generator (boiler) and passes on its heat to the feed water. The steam produced drives the turbine and produces electricity.

06. What is moderator? What are the various types of moderators?

A.A moderator is one which reduces the speed of fast moving neutrons produced in the fission reaction to slow neutrons thereby improving the availability of these neutrons for sustaining nuclear chain reactions in a nuclear reactor.

The important property of a moderator is 'MODERATING RATIO' which is defined below:

Moderating ratio (MR) =