Advertisements
Advertisements
प्रश्न
The disposal of nuclear waste safely is a big challenge before scientists.
विकल्प
True
False
Advertisements
उत्तर
True
APPEARS IN
संबंधित प्रश्न
The fuel having a calorific value of 55 kJ/g is likely to be:
(a) biogas
(b) methane gas
(c) hydrogen gas
(d) natural gas
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 |
Arrange the following fuels in the order of increasing calorific values (keeping the fuel with lowest calorific value first):
LPG, Coal, Alcohol, Dung cakes, Diesel
The following question are about the nuclear reactor of a power plant.
Which isotope of uranium produces the energy in the fuel rods?
Make the correct choices in the following:
(a) In one atom of copper (mass number 63, atomic number 29) there are
Which of the following statements are correct?
Electrons have
Distinguish between α, β and γ rays.
Write the approximate mass of a proton, neutron and electron in a.m.u.
Name the following nuclear reaction:
\[\ce {^235_92U +^1_0n-> ^90_38Sr + ^143_54Xe + 3^1_0n + γ}\]
What will an alpha particle change into when it absorb one electron.
A nucleus of an element has the symbol 84P202, and emits an α-particle and then a β-particle. The final nucleus is bQa Find a and b.
How many alpha and beta particles are emitted when Uranium nucleus 9U238 decays to Lead If 82Pb206 ?
What is nuclear waste? What are hazard of nuclear waste to living beings? How is nuclear waste disposed off?
In the power plant based on nuclear energy, __________ is used to rotate the generator.
In nuclear power plants, neutrons are bombarded on atoms of __________.
Define.
Nuclear fission
Give scientific reason.
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 reasons.
It is absolutely necessary to control the fission reaction in nuclear power plants.
Give a scientific reason.
It is absolutely necessary to control the fission reaction in nuclear power plants.
