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प्रश्न
In nuclear power plants, neutrons are bombarded on atoms of __________.
पर्याय
Uranium - 236
Barium
Krypton
Uranium - 235
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उत्तर
In nuclear power plants, neutrons are bombarded on atoms of Uranium - 235.
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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
What is the source of energy of the sun and other stars?
The heat energy released during nuclear fission and fusion is due to the:
(a) conversion of stored chemicals into energy
(b) conversion of momentum into energy
(c) conversion of mass into energy
(d) conversion of magnetism into energy
A nuclear reaction is represented by the following equation:
`""_92^235U+_0^1n-> _56^139Ba+_36^94Kr+xc+E`
What type of bomb is based on similar type of reaction?
A nuclear reaction is represented by the equation:
`""_1^2H+_1^2H->_2^3He+xc+E`
Identify the particle c and the number x of such particles produced in the reaction.
The element X has an atomic mass number of 238 and an atomic number
of 92. It emits an alpha particle forming an element y. Y can be represented
by
The element `""_11^24 "Na"` changes to magnesium by the emission of a beta particle. Write down the symbolic equation for the beta emission.
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\[\ce {^235_92U +^1_0n-> ^90_38Sr + ^143_54Xe + 3^1_0n + γ}\]
State three properties of α-rays.
An atomic nucleus A is composed of 84 protons and 128 neutrons. It emits an α-particle and is transformed into nucleus B. Write down the composition of B.
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What precautions must be taken for the safe disposal of nuclear waste?
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Complete the following fission reaction:
\[\ce{_92U^235 _0n^1 -> _aSb^133 + _41Co^b + 4_0n_1 + energy}\]
Write down the values of a and b.
An isotope of uranium is 92Y238, i.e., it has mass number 235 and atomic number 92.
Do all isotopes have the same number of neutrons?
Explain, why nuclear fusion is not being used to meet day to day energy needs.
In atomic power station, ______ is used to rotate the turbine.
Which is the process used to harness nuclear energy these days? Explain it briefly.
Give scientific reasons.
It is absolutely necessary to control the fission reaction in nuclear power plants.
