Curriculum
Course: IB Physics SL
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Curriculum

IB Physics SL

Theme A — Space, Time and Motion

0/80 Dr Dabour Hub Science Diagram and Course Material

Theme B — The Particulate Nature of Matter

0/87 Dr Dabour Hub Science Diagram and Course Material

Theme C — Wave Behaviour

0/60 Dr Dabour Hub Science Diagram and Course Material

Theme D — Fields

0/41 Dr Dabour Hub Science Diagram and Course Material

Theme E — Nuclear and Quantum Physics

0/59 Dr Dabour Hub Science Diagram and Course Material

Tools and Inquiry — IB Physics skills

0/54 Dr Dabour Hub Science Diagram and Course Material
Quiz

E.4.4 Operation of a Nuclear Reactor – Check yourself

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  • Questions count: 6
  • Passing grade: B+
  • Time limit: 10 minutes
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1.
Which component absorbs neutrons to control the chain reaction?
Moderator
Coolant
Control rods
Fuel rods
2.
The function of the moderator is to...
slow neutrons
absorb neutrons
remove heat
shield workers
3.
Why is a light nucleus good for a moderator?
It absorbs neutrons strongly
It is radioactive
It has a high melting point
It takes a larger fraction of energy in each collision
4.
A plant of thermal power 1200 MW produces 400 MW electrical. Its efficiency is...
25 %
33 %
40 %
48 %
5.
Inserting the control rods further into the core will...
increase k
not change k
double the thermal power
decrease k
6.
Why does the primary coolant often pass through a heat exchanger?
To keep radioactive water out of the turbines
To slow neutrons
To increase fission
To enrich fuel
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Part of Theme E — Nuclear and Quantum Physics — see every lesson and quiz in this unit.
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