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Dear candidates you will find MCQ questions of Nuclear Power Engineering here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

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Q. 71) A boiling water reactor is the one, in which the

(A) Coolant water is allowed to boil in the core of the reactor
(B) Coolant water, after being heated in the reactor core, generates steam in a boiler
(C) Pressurised water is pumped into the core
(D) Fuel and the coolant are thoroughly mixed to form a homogeneous solution
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Q. 72) 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 of the above
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Q. 73) The phenomenon of radioactivity was discovered by

(A) Madam Curie
(B) Bacquerrel
(C) Roentgen
(D) J.J. Thomson
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Q. 74) Fast breeder test reactor at Kalpakkam is designed for using

(A) Thorium as a fertile material
(B) U-238 as a fertile material
(C) Helium as a coolant
(D) Uranium ore directly as a fuel
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Ram Sharma • 188.81K Points
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Q. 75) Absorption/scattering cross-section of an element is expressed in "barn", which is equivalent to

(A) 10-24 cm2
(B) 10-12 cm
(C) 1 Angstrom
(D) 10-24 cm
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Q. 76) Thorium-232 (a fertile material) on absorption of a neutron gets converted into __________ , which is a fissile material. 

(A) Thorium-233
(B) Uranium-235
(C) Uranium-233
(D) Plutonium-239
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Q. 77) In the nuclear reaction, 93N23993PU239 + ?; the missing particle is a/an 

(A) Electron
(B) Proton
(C) Neutron
(D) Position
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Q. 78) Enrichment of uranium is done to increase the concentration of __________ in the natural uranium.

(A) U-238
(B) U-233
(C) U-235
(D) Pu-239
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Q. 79) 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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Q. 80) In nuclear reactions, __________ number is conserved.

(A) Mass
(B) Atomic
(C) Both A & B
(D) Neither A nor B
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