Advertisements
Advertisements
प्रश्न
In nuclear power plants, neutrons are bombarded on atoms of __________.
विकल्प
Uranium - 236
Barium
Krypton
Uranium - 235
Advertisements
उत्तर
In nuclear power plants, neutrons are bombarded on atoms of Uranium - 235.
APPEARS IN
संबंधित प्रश्न
Fill in the following blank with suitable word:
Splitting of a heavy nucleus into two lighter nuclei is called ........
What is the nuclear fuel in the sun ?
The following question are about the nuclear reactor of a power plant.
Which isotope of uranium produces the energy in the fuel rods?
In the reactor of a nuclear power plant, name the material which is used:
(a) as a moderator
(b) to absorb radiations
(c) in the fuel rods
(d) in the control rods
(e) to carry away heat
Name five places in India where nuclear power plants are located.
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?
Calculate the energy released in joules when 5 g of a material is completely converted into energy doing a nuclear reaction.
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
One eV (electron volt) of nuclear energy is equivalent of:
(a) 1.6 × 10−14 J
(b) 1.6 × 10−12 J
(c) 1.6 × 10−19 J
(d) 1.6 × 10−13 J
Nuclear fission reactions are not a source of energy for one of the following. This is:
(a) atom bomb
(b) power plants
(c) sun
(d) pacemaker
In what way are these numbers related to the isotopes of an element?
Name the following nuclear reaction:
\[\ce {^235_92U +^1_0n-> ^90_38Sr + ^143_54Xe + 3^1_0n + γ}\]
State charge and mass of α-particle.
A radioactive carbon nucleus 6C14 emits a β-particle to form a nitrogen nucleus. Represent the change by an equation showing the atomic and mass number of each elements.
State the energy conversion taking place in a solar cell.
A certain nucleus X has a mass number 15 and atomic number 7. Find the number of neutrons. The nucleus X losses one α-particle and Express the change and write the symbol of the new nucleus.
An isotope of uranium is 92Y238, i.e., it has mass number 235 and atomic number 92.
What is the number of protons in 92U238?
Explain, why nuclear fusion is not being used to meet day to day energy needs.
Give scientific reason.
It is absolutely necessary to control the fission reaction in nuclear power plants.
