Chapter 31 – Nuclei
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If the nucleus Al has a nuclear radius of about 3.6 fm, the Te would have its radius approximately as:
22
Aug
If the nucleus Al has a nuclear radius of about 3.6 fm, the Te would have its radius approximately as: If the nucleus Al has a nuclear radius of about 3.6 fm the Te would have its radius approximately as: August 22, 2020 Category: Chapter 31 - Nuclei , NEET Last 32 Years Solved 1988 [...]
A radioactive nucleus of mass M emits a photon of frequency v and the nucleus recoils. The recoil energy will be
22
Aug
A radioactive nucleus of mass M emits a photon of frequency v and the nucleus recoils. The recoil energy will be A radioactive nucleus of mass M emits a photon of frequency v and the nucleus recoils. The recoil energy will be August 22, 2020 Category: Chapter 31 - Nuclei , NEET Last 32 Years [...]
A certain mass of Hydrogen is changed to Helium by the process of fusion. The mass defect in fusion reaction is 0.02866 u. The energy liberated per u is (given 1 u=931 MeV)
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Aug
A certain mass of Hydrogen is changed to Helium by the process of fusion. The mass defect in fusion reaction is 0.02866 u. The energy liberated per u is (given 1 u=931 MeV) A certain mass of Hydrogen is changed to Helium by the process of fusion. The mass defect in fusion reaction is 0.02866 [...]
The binding energy per nucleon of Li and He nuclei are 5.60 MeV and 7.06 MeV, respectively. In the nuclear reaction Li + H→ He + He + Q , the value of energy Q released is
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Aug
The binding energy per nucleon of Li and He nuclei are 5.60 MeV and 7.06 MeV, respectively. In the nuclear reaction Li + H→ He + He + Q , the value of energy Q released is respectively. In the nuclear reaction Li + H→ He + He + Q The binding energy per nucleon [...]
A nucleus of uranium decays at rest into nuclei of thorium and helium. Then
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Aug
A nucleus of uranium decays at rest into nuclei of thorium and helium. Then A nucleus of uranium decays at rest into nuclei of thorium and helium. Then August 22, 2020 Category: Chapter 31 - Nuclei , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,
If radius of the Al nucleus is taken to be R (Al), then the radius of Te nucleus is nearly
22
Aug
If radius of the Al nucleus is taken to be R (Al), then the radius of Te nucleus is nearly If radius of the Al nucleus is taken to be R (Al) then the radius of Te nucleus is nearly August 22, 2020 Category: Chapter 31 - Nuclei , NEET Last 32 Years Solved 1988 [...]
If radius of the Al nucleus is taken to be R (Al), then the radius of Te nucleus is nearly
22
Aug
If radius of the Al nucleus is taken to be R (Al), then the radius of Te nucleus is nearly If radius of the Al nucleus is taken to be R (Al) then the radius of Te nucleus is nearly August 22, 2020 Category: Chapter 31 - Nuclei , NEET Last 32 Years Solved 1988 [...]
The activity of a radioactive sample is measured as N0 counts per minute at t=0 and N0/e counts per minute at t=5 min. The time, (in minute) at which the activity reduces to half its value, is
22
Aug
The activity of a radioactive sample is measured as N0 counts per minute at t=0 and N0/e counts per minute at t=5 min. The time, (in minute) at which the activity reduces to half its value, is (in minute) at which the activity reduces to half its value is The activity of a radioactive sample [...]
The half-life of a radioactive isotope X is 50 years. It decays to another element Y which is stable. The two elements X and Y were found to be in the ratio of 1:15 in a sample of a given rock. The age of the rock was estimated to be
22
Aug
The half-life of a radioactive isotope X is 50 years. It decays to another element Y which is stable. The two elements X and Y were found to be in the ratio of 1:15 in a sample of a given rock. The age of the rock was estimated to be The nuclei of which one [...]
The half life of a radioactive isotope ‘X’ is 20 years. It decays to another element ‘Y’ which is stable. The two elements ‘X’ and ‘Y’ were found to be in the ratio 1:7 in a sample of a given rock. The age of the rock is estimated to be
22
Aug
The half life of a radioactive isotope ‘X’ is 20 years. It decays to another element ‘Y’ which is stable. The two elements ‘X’ and ‘Y’ were found to be in the ratio 1:7 in a sample of a given rock. The age of the rock is estimated to be The nuclei of which one [...]