Advertisements
Advertisements
प्रश्न
Identify the process shown in the figure and name it.
उत्तर
The given figure is of nuclear fission (Chain reaction).
APPEARS IN
संबंधित प्रश्न
What is a fuel? Give five examples of fuels.
The calorific values of five fuels A, B, C, D and E are given below:
| A | 48KJ/g |
| B | 17KJ/g |
| C | 150KJ/g |
| D | 50KJ/g |
| E | 30KJ/g |
Which one of the following is not renewable energy technology?
What is the source of energy of the sun and other stars?
State the disadvantages of nuclear energy.
The following question are about the nuclear reactor of a power plant.
What is the function of boron rods in the nuclear reactor?
Which of the two, nuclear fusion and nuclear fusion, is made use of:
(1) for the production of electricity?
(2) for making a hydrogen bomb?
How much is this energy in MeV? (Speed of light = 3 × 108 m/s)
The 'coolants' which can be used in the reactor of a nuclear power station are:
(a) liquid mercury and nitrogen dioxide
(b) liquid sodium and carbon dioxide
(c) liquid ammonia and carbon monoxide
(d) liquid boron and uranium oxide
Explain with diagram step-by-step energy conversion in Nuclear Power Plant.
State, giving reason, whether the following nuclear decay are allowed or not?
\[\ce{_Z^AX ->_Z^{A-1}Y + _-1^0e}\]
The nucleus of an atom does not contain electrons. Explain how is it possible for the nucleus to emit a beta particle which is fast moving electron.
A certain nucleus X has a mass number 14 and atomic number 6. The nucleus X changes to `"_7Y^14` after the loss of a particle. A radioactive substance is oxidized. What change would you expect to take place in the nature of its radioactivity? Give a reason for your answer.
Explain, why nuclear fusion is not being used to meet day to day energy needs.
Thermal power generation : Air pollution : : Nuclear power generation : _____________
Write the merits of nuclear energy.
Why are control rods used in nuclear reactors?
Give scientific reasons.
It is absolutely necessary to control the fission reaction in nuclear power plants.
Give scientific reasons.
It is absolutely necessary to control the fission reaction in nuclear power plants.
Give scientific reason.
It is absolutely necessary to control the fission reaction in nuclear power plants.
