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NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)-NUCLEAR PHYSICS-Exercise
- Mp denotes the mass of a proton and Mn that of a neutron. A given nucl...
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- The half-life of radium is about 1600 yr. Of 100g of radium existing n...
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- If in a nuclear fusion process the masses of the fusing nuclei be m(1)...
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- A sample of radioactive element has a mass of 10 g at an instant t=0. ...
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- A nuclear reaction given by 1Z X^A rarr ""(Z+1) Y^A + ""(-1)e^0 + ve...
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- Solar energy is mainly caused due to
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- The mass of proton is 1.0073 u and that of neutron is 1.0087 u (u= ato...
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- The mass number of a nucleus is.
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- The volume occupied by an atom is greater than the volume of the nucle...
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- When a deuterium is bombarded on ""(8)O^(16) nucleus, an alpha-particl...
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- Which of the following are suitable for the fusion process ?
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- A saample of radioactive elements contains 4xx10^(16) active nuclei. I...
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- In compound X(n, alpha) rarr ""(3)Li^(7), the element X is
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- Half-life of a radioactive substance is 12.5 h and its mass is 256 g. ...
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- Half-life period of a radioactive substance is 6 h. After 24 h activit...
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- In nuclear fission process , energy is released because
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- m(P) and m(n) are masses of proton and neutron respectively. An elemen...
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- Which of the following is positively charged?
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- A nuclear decay is expressed as ""(6)C^(11) rarr ""(5)B^(11)+beta^(+...
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- The half-life of radioactive material is 3 h. If the initial amount is...
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