Advertisements
Advertisements
प्रश्न
The energy in the reactor of a nuclear power station is produced by the process of:
(a) nuclear diffusion
(b) nuclear fission
(c) nuclear fusion
(d) nuclear fermentation
उत्तर
nuclear fission
In a nuclear reactor, the controlled fission of uranium-235 produces a large amount of heat energy.
APPEARS IN
संबंधित प्रश्न
Most of the sources of energy we use represent stored solar energy. Which of the following is not ultimately derived from the Sun’s energy?
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
The mass numbers of four elements A, B, C and D are 2, 20, 135 and 235, respectively. Which one of them will be most suitable to make:
a hydrogen bomb?
Give scientific reason.
The construction of turbine is different for different types of power plants.
One isotopes of uranium has a mass number of 235 and atomic number 92.
(a) What is the number of electrons in a neutral atom of this isotope?
(b) How many protons are there in the nucleus of this isotope?
(c) For another isotope of Uranium state which one of the numbers (238 or 92) changes?
(d) What is the number of protons in 238U?
What do you mean by nuclear energy? What is responsible for its release?
Write down the Einstein's mass-energy equivalence relation, explaining the meaning of each symbol used in it.
State three properties of α-rays.
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.
In the power plant based on nuclear energy, __________ is used to rotate the generator.