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

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
by

1 Answer

Answer :

(D) Be free from radiation damage and non-corrosive
by

Related questions

Thermal shield is used in high powered nuclear reactors to (A) Protect the walls of the reactor from radiation damageB) Absorb the fast neutrons(C) Slow down the secondary neutrons(D) Protect the fuel element from coming in contact with the coolant

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Last Answer : (A) Protect the walls of the reactor from radiation damage

Water is a better coolant than a gas (like CO2 , He, N2 etc.), because it (A) Is a better neutron moderator as well (B) Require comparatively smaller pumps and heat exchanger for a given heat transfer rate (C) Has a better heat transfer characteristics, and it can be pressurised to attain a high temperature (D) All (A), (B) and (C)

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Last Answer : (D) All (A), (B) and (C)

Reactors in commercial nuclear power plants in the U.S. are often referred to as thermal reactors. A thermal reactor uses: w) fissionable plutonium-239 as fuel. x) a relatively low heat output. y) neutrons moderated to relatively low energies. z) liquid sodium as a coolant.

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Last Answer : ANSWER: Y -- NEUTRONS MODERATED TO RELATIVELY LOW ENERGIES.

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Heavy water (D2O) in a nuclear reactor serves as a (A) Coolant (B) Moderator (C) Both (A) & (B) (D) Neutron absorber

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Use of molten metal as a coolant in fast breeder reactor helps in (A) Rapid heat transfer from the core (B) Accelerating the reaction rate in the core (C) Breeding neutrons (D) Accelerating the neutrons

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Coolant present in the primary circuit of a pressurised water reactor is high pressure (A) Sub cooled water (B) Saturated water (C) Superheated steam (D) Saturated steam

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Last Answer : (A) Maintaining constant pressure in the primary cooling circuit under varying loads

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In which reactor the coolant and moderator are the same ? Pressurised water reactor.

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Which of the following is an undesirable property of a manometricliquid? (A) Non-sticky & non-corrosive nature (B) High vapour pressure (C) Low viscosity & surface tension (D) Low co-efficient of thermal expansion

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The main purpose of control rod in a nuclear reactor is to control the (A) Chain reaction and hence the power output by regulating the number of secondary neutrons causing fission (B) Emission of hazardous radiation (C) Conversion of fissile material into fertile material (D) Velocity of the secondary neutrons

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In nuclear reactor, heavy water is used as – (1) coolant (2) fuel (3) moderator (4) atomic smasher

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Heavy water used as a coolant in nuclear reactor. Heavy Water is:

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