Exam preparation MCQs with answers

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In a pressurised water reactor (PWR), the___________________?
  • (A)  Fuel is natural uranium and heavy water acts both as moderator & coolant
  • (B)  Coolant water boils in the core of the reactor
  • (C)  Coolant water is pressurised to prevent bulk boiling of water in the core
  • (D)  Use of moderator is not required
A homogeneous reactor is the one, in which the___________________?
  • (A)  Fissile atoms are evenly distributed throughout the mass of nuclear reactor
  • (B)  Same substance (e.g. heavy water) is used as moderator & coolant
  • (C)  The fuel and the moderator is mixed to form a homogeneous material
  • (D)  All