A. Fuel & coolant
B. Fuel & moderator
C. Coolant & moderator
D. None of these
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Related Mcqs:
- A thermal nuclear reactor compared to a fast breeder reactor ?
- A. Uses slower neutrons for fission B. Uses faster neutrons for fission C. Gives higher power density D. Requires less fuel to run at the same power level...
- Candu reactor is a ______________ nuclear reactor?
- A. Natural uranium fuelled heavy water cooled & moderated B. Highly enriched uranium (85% U-235) fuelled C. Homogeneous D. Fast breeder...
- 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 A., B. and C....
- Net efficiency of ordinary light water cooled nuclear reactor is about _____________ percent?
- A. 32 B. 52 C. 72 D. 88...
- Which of the following is a fuel for a fusion reactor (thermonuclear reactor) ?
- A. Deuterium and tritium B. U-233 C. Thorium D. Heavy water...
- An ideal coolant for a nuclear reactor should ________________?
- A. Be a good absorber of neutrons B. Be capable of attaining high temperature, only when it is pressurised C. Have high density, but low heat transfer co-efficient D. Be free from radiation damage and non-corrosive...
- Graphite is used in nuclear reactor as_____________________?
- A. Insulation lining of the reactor B. Fuel C. Lubricant D. Retarder of neutron velocity...
- The most commonly used nuclear fuel in boiling water reactor is___________________?
- A. Enriched uranium B. Natural uranium C. Plutonium D. Monazite sand...
- Heavy water (D2O) in a nuclear reactor serves as a_______________?
- A. Coolant B. Moderator C. Both A. & B. D. Neutron absorber...
- Biological shield is provided in a nuclear power reactor to protect the ______________ from radiation damage?
- A. Fuel elements B. Operating personnels C. Walls of the reactor D. None of these...
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