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प्रश्न
What is nuclear waste? What are hazard of nuclear waste to living beings? How is nuclear waste disposed off?
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उत्तर
Nuclear waste: Nuclear waste is the material that nuclear fuel becomes after it is used in a reactor.
Hazards of nuclear waste:
(i) Nuclear waste can cause environmental contamination which can affect the health of millions of people.
(ii) Nuclear waste is the source of radiations which can lead to the following disorders:
(a) Radiations can cause genetic disorders.
(b) These can cause leukemia.
(c) These can destroy the immunity and hence may lead to death.
(d) Long exposure to radiation can cause cancer, blindness etc.
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संबंधित प्रश्न
One atomic mass unit (u) is equivalent to an energy of:
Which of the following can be produced during the nuclear fission as well as nuclear fusion reactions?
(a) protons
(b) deutrons
(c) electrons
(d) neutrons
What is nuclear energy? Name the process used for producing electricity using the nuclear energy.
What changes occur in the nucleus of a radioactive element when it emits an alpha particle? Show by an example?
What are beta rays and gamma rays?
How many alpha and beta particles are emitted when Uranium nucleus 9U238 decays to Lead If 82Pb206 ?
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.
An isotope of uranium is 92Y238, i.e., it has mass number 235 and atomic number 92.
Do all isotopes have the same number of neutrons?
Give scientific reasons.
It is absolutely necessary to control the fission reaction in nuclear power plants.
Express 1 a.m.u. in MeV.
