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प्रश्न
Proton - Proton chain reaction is an example of ______.
विकल्प
Nuclear fission
α - decay
Nuclear fusion
β - decay
उत्तर
Proton-Proton chain reaction is an example of Nuclear fusion.
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संबंधित प्रश्न
An atomic nucleus A is composed of 84 protons and 128 neutrons.
- The nucleus A emits an alpha particle and is transformed into nucleus B. What is the composition of nucleus B?
- The nucleus B emits a beta particle is transformed into nucleus C. What is the composition of nucleus C?
- Does the composition of nucleus C change if it emits gamma radiations?
(i) Why is a nuclear fusion reaction called a thermo nuclear reaction ?
(ii) Complete the reaction :
`""^3He_2 +""^2H_1 → "^4 He_2 + ......................+` Energy
(i) Define nuclear fission.
(ii) Rewrite and complete the following nuclear reaction by filling in the atomic number of Ba and mass number of Kr.
`""_92^235U +""_0^1n → ""__^144 Ba +""_36^_ Kγ +3""_0^1 n +`Energy
When four hydrogen nuclei combine to form a helium nucleus in the interior of sun, the loss in mass is 0.0265 a.m.u. How much energy is released?
Nuclear fusion is more dangerous than nuclear fission.
Einstein’s theory of mass-energy equivalence is used in nuclear fission and fusion.
Match: V
| a. | Co - 60 | Age of fossil |
| b. | I - 131 | Function of Heart |
| c. | Na - 24 | Leukemia |
| d. | C - 14 | Thyroid disease |
Mark the correct choice as
- Assertion: A neutron impinging on U235, splits it to produce Barium and Krypton.
- Reason: U - 235 is a fissile material.
Use the analogy to fill in the blank.
Nuclear Fusion : Extreme temperature, Nuclear Fission : _____.
Use the analogy to fill in the blank.
Nuclear Fusion : Extreme temperature, Nuclear Fission : ____________
