In a reactor, 2 kg of ²³⁵₉₂U fuel is fully used up in 30 days. The energy released per fission is 200 MeV. Given that the Avogadro number, N = 6.023 × l026 per kilo mole and 1 eV = 1.6 × 10⁻¹⁹ J. The power output of the reactor is close to :
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Question

In a reactor, 2 kg of ²³⁵₉₂U fuel is fully used up in 30 days. The energy released per fission is 200 MeV. Given that the Avogadro number, N = 6.023 × l026 per kilo mole and 1 eV = 1.6 × 10⁻¹⁹ J. The power output of the reactor is close to :

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G1 Physics · Accepted Answer

Step 1: Use conservation of mass number and charge, together with Q = (m₁−m₂)c². Step 2: For fission/fusion compare total binding energies; for β decay the mass number stays unchanged. Final: B: 60 MW.