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प्रश्न
Name the moderator used in a nuclear reactor.
उत्तर
Graphite acts as a moderator by slowing down fast-moving neutrons in a nuclear reactor.
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संबंधित प्रश्न
Name the type of nuclear reaction which is involved in the working of:
a hydrogen bomb.
What do you think is the purpose of the thick, concrete chamber surrounding the reactor of a nuclear power plant?
The heat energy released during nuclear fission and fusion is due to the:
(a) conversion of stored chemicals into energy
(b) conversion of momentum into energy
(c) conversion of mass into energy
(d) conversion of magnetism into energy
A nuclear reaction is represented by the following equation:
`""_92^235U+_0^1n-> _56^139Ba+_36^94Kr+xc+E`
Identify the particle c and the number x of such particles produced in the 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.
Distinguish between α, β and γ rays.
A nucleus `"_11Na^24` emits a beta particle to change into Magnesium (Mg).
(i) Write the symbolic equation for the process.
(ii) What are numbers 24 and 11 called?
(iii) What is the general name `"_12^24Mg` with respect to `"_11^24Na`?
What happens to the atomic number of an element when it emits an alpha particle.
In nuclear power plants, turbines working on solar panels are used.
One of the atomic power stations is located in ______.
