Skip to content
    Physics A-Level

    Emergency shut-down

    What Emergency shut-down means in Physics A-Level, as defined for AQA.

    Definition of Emergency shut-down

    Check what you remember

    Read the wording for your board, then hide it and explain Emergency shut-down in your own words. Rough notes are fine. This is a self-check, with no mark or grade.

    Reference: AQA

    Rapidly inserts control rods or injects a neutron absorber such as boron to reduce the neutron population and stop the chain reaction.
    AQA · Safety aspects (A-level only) (study guide)

    Topics that use Emergency shut-down

    Related terms

    Using Emergency shut-down in the exam

    Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.

    Practise Physics questions

    Create a free account to answer exam-style questions on this topic and get feedback on your answers.

    Start free

    A week of Premium from your first lesson · Then the free plan continues · No card, no charge

    All Physics A-Level terms