Igcse Model Questions Vol1 2019 Physics Question 13

Practice objective / multiple choice question 13 from the 2019 Igcse Model Questions Vol1 Physics examination.

Igcse Model Questions Vol1 2019 Physics Objective / Multiple Choice Hard Difficulty
Question 13 IGCSE_MODEL_QUESTIONS_VOL1 • 2019 • PHYSICS • objective

A uranium‑235 nucleus (atomic mass \(235.0439\) u) absorbs a neutron (mass \(1.008665\) u) and fissions into barium‑141 (mass \(140.9144\) u), krypton‑92 (mass \(91.9262\) u) and three neutrons. Using \(1\) u = \(931.5\) MeV, calculate the total energy released in a single fission event. Give your answer in MeV (to three significant figures).

Answer Options

A. 180 MeV
Correct Answer B. 173 MeV
C. 160 MeV
D. 150 MeV
Correct Answer
B
Correct Option:
173 MeV

About This Question

This is Igcse Model Questions Vol1 2019 Physics Question 13. It is one of the objective questions from the 2019 Igcse Model Questions Vol1 Physics examination.

Difficulty level: Hard .

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