OCR A Level Physics

Topic Questions

A LevelPhysicsOCRTopic Questions6. Particles & Medical Physics6.10 Nuclear Fission & Fusion

6.10 Nuclear Fission & Fusion

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11 mark

The total energy released in a single fusion reaction is 4.0 MeV.

What is the change in mass in this fusion reaction?

  • 7.1 × 10−36 kg

  • 7.1 × 10−30 kg

  • 2.1 × 10−21 kg

  • 4.4 × 10−17 kg

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21 mark

A proton collides with a stationary oxygen-18 nucleus. The collision produces a fluorine-18 nucleus and particle X.

straight p presubscript 1 presuperscript 1 space space plus space space straight O presubscript 8 presuperscript 18 space space rightwards arrow space space straight F presubscript 9 presuperscript 18 space space plus space space straight X

What is particle X?

  • neutron

  • proton

  • electron

  • positron

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