Jump to a section

Physics - Nuclear Physics

Practise 44 JIPMER previous year questions on Nuclear Physics, compiled from papers spanning 2004 to 2019. Each question is pulled directly from the actual exam paper it appeared in, so you're practising in the exact style and difficulty JIPMER tests.

Nuclear Physics has been asked in 0 of the 19 years of JIPMER papers analysed (2001–2019), with 44 questions in all. 39% of them were easy, 57% moderate and 5% tough. Most of its questions came from 2019, with 0 questions that year. In the last three years (2017–2019) it had 0 questions across 5 papers, about 0 per paper.

The chapter's 4 topics are not weighted equally: Nuclear reactions (17 questions, 39%), Radioactivity (14 questions, 32%), and Nuclear energy (9 questions, 20%) have been asked the most. Nuclear reactions has produced the most tough questions (1).

  1. 1Ba-122 has half life of 2 min. Experiment has to be done using Ba-122 and it takes 10 min to set up the experiment. If initially 80 g of Ba-2019Nuclear reactions
  2. 2Ratio of charge on positron to mass of positron is approximately2019Nuclear structure
  3. 3In which radiation atomic number and mass number are not affected?2019Nuclear reactions
  4. 4Which of the following is fusion process?2018Nuclear reactions
  5. 5An atomic power nuclear reactor can deliver 300 MW. The energy released due to fission of each nucleus of uranium atoms is 170 MeV . The num2018Nuclear reactions
  6. 6In the fusion reaction , the masses of deuteron, helium and neutron expressed in amu are and 1.009 , respectively. If 1 kg of deuterium unde2018Nuclear energy
  7. 7When the radioactive isotope decays in a series by emission of three alpha and a beta ( ) particle, the isotope which remains undecay is2017Nuclear reactions
  8. 8Radioactive decay will occur as follows If a certain mass of radon is allowed to decay in a certain container; then after 5 minutes the elem2017Nuclear reactions
  9. 9A nucleus has mass represented by . If and denote the mass of proton and neutron respectively and the binding energy (in MeV ) then,2017Nuclear energy
  10. 10The half-life period of a radioactive element is same as the mean life of another radioactive element . Initially, both of them have the sam2017Radioactivity
  11. 11A block having 12 g of element is placed in a room. This element is a radioactive element with half-life of 15 yr . After how many years wil2016Nuclear reactions
  12. 12If a proton and anti-proton come close to each other and annihilate, how much energy will be released?2016Nuclear energy
  13. 13target is bombarded with a proton beam current of for one hour to produce of activity disintegrations per second. Assuming that one Be radio2016Nuclear reactions
  14. 14The half-life of is 2.7 days. The average life is2015Radioactivity
  15. 15If is the mass of an oxygen isotope , and are the masses of a proton and a neutron, respectively, the nuclear binding energy of the isotope 2015Nuclear energy
  16. 16A nucleus disintegrates into two nuclear parts which have their velocities in the ratio . The ratio of their nuclear size will be2015Nuclear structure
  17. 17Remaining quantity (in\%) of radioactive element after 5 half lives is2014Radioactivity
  18. 18A radioactive element decays into . The number of -particles emitted are2013Radioactivity
  19. 19The binding energy per nucleon is maximum in the case2013Nuclear energy
  20. 20The half-life of radio isotope is 4 h . If initial mass of the isotope was 200 g , then mass remaining after 24 h will be2013Radioactivity
  21. 21Activity of a radioactive sample decreases to (1/3)rd of its original value in 3 days. Then, in 9 days its activity will become2011Radioactivity
  22. 22If and are the radii of the atomic nuclei of mass numbers 64 and 125 respectively, then the ratio is2011Nuclear structure
  23. 23The ionization energy of is equal to2011Nuclear energy
  24. 24X-rays are used in determining the molecular structure of crystalline because2011Radioactivity
  25. 25Which of the following electromagnetic waves have the smallest wavelength?2010Radioactivity
  26. 26The half-life of a radio-isotope is 4 h . If initial mass of the isotope was 200 g , then mass remaining after 24 h will be2010Radioactivity
  27. 27If emits -particles and -particles, then the resulting nucleus is2010Radioactivity
  28. 28In radioactive decay process, the negatively charged emitted -particles are2009Nuclear reactions
  29. 29In gamma ray emission from a nucleus2009Nuclear reactions
  30. 30Two radioactive substances and have decay constants and respectively. At they have the same number of nuclei. The ratio of number of nuclei 2009Nuclear reactions
  31. 31If is the mass of an oxygen isotope and are the masses of a proton and a neutron, respectively, the nuclear binding energy of the isotope is2009Nuclear energy
  32. 32Hydrogen bomb is based upon2008Nuclear reactions
  33. 33The operation of a nuclear reactor is said to be critical, if the multiplication factor has a value2008Nuclear reactions
  34. 34Half-lives of two radioactive substances and are respectively 20 min and 40 min . Initially the samples of and have equal number of nuclei. 2008Nuclear reactions
  35. 35In the reaction , if the binding energies of and are respectively and (in MeV ), then the energy (in MeV ) released in this reaction is2007Nuclear energy
  36. 36The nuclei of which one of the following pairs of nuclei are isotones ?2007Nuclear structure
  37. 37Fission of nuclei is possible because the binding energy per nucleon in them2007Nuclear reactions
  38. 38In any fission process the ratio is2007Nuclear reactions
  39. 39In the reaction given below how many and -particles are emitted?2006Radioactivity
  40. 40The phenomenon of radioactivity is :2006Radioactivity
  41. 41The element belongs to thorium series. Which of the following will act as the end product of the series ?2006Radioactivity
  42. 42India conducted an underground nuclear test at2005Nuclear reactions
  43. 43The half life of a radioactive substance is 3.6 days. How much of 20 mg of this radioactive substance will remain after 36 days?2004Radioactivity
  44. 44The energy in MeV is released due to transformation of 1 kg mass completely into energy, is2004Nuclear energy

Frequently Asked Questions

1.How many questions are available for Nuclear Physics?

This chapter includes 44 questions compiled from JIPMER papers spanning 2004 to 2019.

2.Are these questions only from JIPMER, or from other exams too?

These are JIPMER questions specifically for the Nuclear Physics chapter. Questions from other exams like NEET or AIIMS are organised separately under their respective exam sections.

3.Is Nuclear Physics an important chapter for JIPMER Physics?

Nuclear Physics has appeared in 15 of the 16 years of JIPMER papers covered here, with 44 questions across 15 papers - about 3 per paper it appears in.

4.What is the difficulty level of Nuclear Physics questions in JIPMER?

Of the 44 questions analysed for this chapter, 39% are easy, 57% moderate and 5% tough. 2019 had the most, with 0 questions.

5.Which topics in Nuclear Physics should I focus on?

These topics have carried the most weightage in Nuclear Physics:

  • Nuclear reactions - 17 questions (39%)
  • Radioactivity - 14 questions (32%)
  • Nuclear energy - 9 questions (20%)
  • Nuclear reactions has produced the most tough questions (1).
6.Is Nuclear Physics's weightage in JIPMER going up or down?

Across all 15 papers analysed, Nuclear Physics has averaged about 2.9 questions per paper. In the last three years (2017–2019), that average has fallen, at about 0.0 questions per paper. Use the year-wise numbers on this page for the exact trend before you decide how much time to give it.