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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. | atoms get ionized at high temperature |
2. | kinetic energy is high enough to overcome the Coulomb repulsion between nuclei |
3. | molecules break up at high temperature |
4. | nuclei break up at high temperature |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn any fission process the ratio
1. Greater than 1
2. Depends on the mass of the parent nucleus
3. Equal to 1
4. Less than 1
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyFission of nuclei is possible because the binding energy per nucleon in them:
1. | decreases with the mass number at low mass numbers |
2. | increases with the mass number at low mass numbers |
3. | decreases with the mass number at high mass numbers |
4. | increases with the mass number at high mass numbers |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. | burning of hydrogen in the oxygen |
2. | fission of uranium present in the sun |
3. | fusion of protons during synthesis of heavier elements |
4. | gravitational contraction |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following are suitable for the fusion process?
1. | light nuclei |
2. | heavy nuclei |
3. | the element must be lying in the middle of the periodic table |
4. | middle elements which are lying on the binding energy curve |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. | some mass is converted into energy |
2. | the total binding energy of fragments is more than the B.E of the parental element |
3. | total B.E of fragments is less than the B.E of parental element |
4. | total B.E of fragments is equal to the B.E of parental element |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. | Liquid droplet theory. |
2. | Yukawa \(\pi\text-\)meson theory. |
3. | Independent particle model of the nucleus. |
4. | Proton-proton cycle. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. | \({}_{26}^{89}\mathrm{Kr}\) | 2. | \({}_{36}^{89}\mathrm{Kr}\) |
3. | \({}_{26}^{90}\mathrm{Sr}\) | 4. | \({}_{38}^{89}\mathrm{Sr}\) |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology