Advertisements
Advertisements
Question
In nuclear power plants, the chain reaction cannot be controlled.
Options
True
False
Advertisements
Solution
False
APPEARS IN
RELATED QUESTIONS
Arrange the following fuels in the order of decreasing calorific values (keeping the fuel with highest calorific value first):
Biogas, Kerosene, Wood, Petrol, Hydrogen gas, Methane
Fill in the following blank with suitable word:
In a nuclear power station, nuclear fission takes place in the .............
What is nuclear fission? Explain with an example. Write the equation of the nuclear reaction involved.
The following question are about the nuclear reactor of a power plant.
Which isotope of uranium produces the energy in the fuel rods?
The following question are about the nuclear reactor of a power plant.
Why is liquid sodium (or carbon dioxide gas) pumped through the reactor?
The control rods used in the reactor of a nuclear power plant are made of:
(a) steel
(b) graphite
(c) uranium
(d) boron
One atomic mass unit (u) is equivalent to an energy of:
Give scientific reasons:
It is absolutely necessary to control the fission reaction in nuclear power plants.
What is the meaning of mass number?
What is the source of energy of sun or stars?
What is nuclear energy? Name the process used for producing electricity using the nuclear energy.
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.
A certain nucleus X has a mass number 15 and atomic number 7. Find the number of neutrons. The nucleus X losses one β-particle and Express the change and write the symbol of the new nucleus.
An element 92U238 losses one alpha particle, and then one β-particle and then again one β- particle to get the final nucleus bQa.
(i) Write down the values of a and b.
(ii) State the relationship between the nuclei P and Q.
An isotope of uranium is 92Y238, i.e., it has mass number 235 and atomic number 92.
Find the number of protons and neutrons in its nucleus.
Define.
Nuclear fission
Discuss problems associated with nuclear power generation.
Give scientific reasons.
It is absolutely necessary to control the fission reaction in nuclear power plants.
