JEE Mains Physics 2002-2019 Solved Video Solutions

In gamma ray emission from a nucleus, In gamma ray emission from a nucleus November 28, 2020 Category: Chapter 18 - Atoms and Nuclei , JEE Mains Physics 2002-2019 Solved Video Solutions ,

Which of the following transitions in hydrogen atoms emit photons of highest frequency? Which of the following transitions in hydrogen atoms emit photons of highest frequency? November 28, 2020 Category: Chapter 18 - Atoms and Nuclei , JEE Mains Physics 2002-2019 Solved Video Solutions ,

If MO is the mass of an oxygen isotope 8O17,MP and MN are the masses of a proton and a neutron respectively, the nuclear binding energy of the isotope is If MO is the mass of an oxygen isotope 8O17 MP and MN are the masses of a proton and a neutron respectively the nuclear [...]

The half-life period of a radioactive element x is same as the mean life time of another radioactive element Y. Initially both of them have the same number of atoms. Then The half-life period of a radioactive element x is same as the mean life time of another radioactive element Y. Initially both of them [...]

Suppose an electron is attracted toward the origin by a force k/r where k is a constant and r is the distance of the electron from the origin .By applying Bohr model to this system the radius of the nth orbital of the electron is found to be rn and the kinetic energy of the [...]

Statement 1: Energy is released when heavy nuclei undergo fission or light nuclei undergo fusion. Statement 2: For heavy nuclei, binding energy per nucleon increases with increasing Z, while for light nuclei it decreases with increasing Z. binding energy per nucleon increases with increasing Z Statement 1: Energy is released when heavy nuclei undergo fission [...]

The transition from the state n=4 to n=3 in a hydrogen like atom results in ultraviolet radiation. Infrared radiation will be obtained in the transition from The transition from the state n=4 to n=3 in a hydrogen like atom results in ultraviolet radiation. Infrared radiation will be obtained in the transition from November 28, 2020 [...]

The speed of daughter nuclei is a. c Δm/M+Δm The speed of daughter nuclei is a. c Δm/M+Δm November 28, 2020 Category: Chapter 18 - Atoms and Nuclei , JEE Mains Physics 2002-2019 Solved Video Solutions ,

The binding energy per nucleon for the parent nucleus is E1 and that for the daughter nuclei is E2. Then The binding energy per nucleon for the parent nucleus is E1 and that for the daughter nuclei is E2. Then November 28, 2020 Category: Chapter 18 - Atoms and Nuclei , JEE Mains Physics 2002-2019 [...]

The half life of a radioactive substance is 20 minutes . The approximate time interval (t2−t1) between the time t2 when 2/3 of it had decayed and time t1 when 1/3 of it had decay is The half life of a radioactive substance is 20 minutes . The approximate time interval (t2−t1) between the time [...]