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Nuclear Reactions, Fission and Fusion for GUJCET: 10 solved questions

Real GUJCET paper questions on nuclear reactions, fission and fusion, part of nuclei. Each opens with the options, the correct answer and a step-by-step solution. Papers run from 2015 to 2025. No sign-in needed to read them.

What this topic asks

• Energy released in fission and fusion — 6 questions
• Reactors and conditions for fission and fusion — 2 questions
• Q-value, decay and conservation laws — 2 questions

All 10 questions with solutions

• The energy released by the fission of one uranium atom is 200 MeV. The number of fission per second required… GUJCET 2015
• The energy of the fast neutrons emitted in a nuclear fission reactor is approximately GUJCET 2018
• How many neutrons will produced for a given following nuclear fission reaction ? ¹₀n+²³⁵₉₂U→²³⁶₉₂U→¹⁴⁴₅₆Ba+⁸⁹… GUJCET 2021
• In proton - proton cycle in Sun the energy released when an electron and its antiparticle combines is . GUJCET 2023
• Find the value of x and y from below given nuclear reaction ²³⁵₉₂U+¹₀n→¹³³ₓSb+^y₄₁Nb+4 ¹₀n GUJCET 2024
• Calculate the height of the potential barrier for a head on collision of two deuterons. (Radius of deuteron i… GUJCET 2025
• Choose correct option to complete the net effect of fusion reaction occurs in the Sun. 4 ¹₁H+2e⁻→ + 2 u+6γ+ . GUJCET 2025
• The binding energy per nucleon for deuteron ²₁H nucleus is 1.1 MeV and that for ⁴₂He nucleus is 7 MeV. If two… RS Academy GUJCET booklet
• Binding energy per nucleon for ⁿ_ZP and ²ⁿ_Z'Q are x and y respectively. How much energy would be released in… RS Academy GUJCET booklet
• In the process of forming helium from hydrogen, the mass defect is 0.5%. What is the energy produced when hel… RS Academy GUJCET booklet