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प्रश्न
Write the demerits of a nuclear energy plant.
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उत्तर
- Improper nuclear-waste storage and disposal can result in environmental contamination.
- Accidental leakage of nuclear radiation can lead to lethal disaster.
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संबंधित प्रश्न
One of the following is not a characteristic of a good fuel. This is:
(a) high calorific value
(b) no emission of smoke
(c) smooth burning
(d) high ignition temperature
Why are very high temperatures required for fusion to occur?
How does inserting the control rods in the graphite core affect the fission in the reactor? Explain your answer.
Which produces more energy : nuclear fusion or nuclear fission?
The control rods used in the reactor of a nuclear power plant are made of:
(a) steel
(b) graphite
(c) uranium
(d) boron
One type of energy which has not been controlled so far is:
(a) ocean thermal energy
(b) nuclear fusion energy
(c) geothermal energy
(d) nuclear fission energy
A nuclear reaction is represented by the equation:
`""_1^2H+_1^2H->_2^3He+xc+E`
Name the process represented by this equation and describe what happens during this reaction.
A nuclear reactor has half the length of all its control rods inserted in graphite. What must be done so that the reactor produces more heat? Explain your answer.
What do you understand by radioactive decay? An isotope of Uranium `""_92^238 "U"` is radioactive and changes into Thorium 92 by the emission of an alpha particle. Write a symbolic equation for this decay process.
In what way are these numbers related to the isotopes of an element?
What do you mean by nuclear energy? What is responsible for its release?
State, giving reason, whether the following nuclear decay are allowed or not?
\[\ce{_Z^AP -> _{Z-2}^AY + _2^4He}\]
What will an alpha particle change into when it absorb two electrons.
State three properties of α-rays.
State charge and mass of β-particle.
What happens to the atomic number of an element when it emit a beta particle.
Which substance is used as fuel in nuclear power plants?
Why are control rods used in nuclear reactors?
Why is nuclear fission useful to mankind?
