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Nuclear Power Engineering MCQs | Page - 9

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. 81) The atomic number of an element is equal to the number of __________ present in its atom.

(A) Neutrons
(B) Electrons
(C) Protons
(D) Either B or C
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Q. 82) U-235 content in enriched uranium, that is normally used in power reactors (e.g., at Tarapur atomic power plant), is about ___________ percent.

(A) 3
(B) 50
(C) 85
(D) 97
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Ram Sharma • 188.81K Points
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Q. 83) The amount of a radioactive material (having a half life of 100  years) remaining after 400 years will be _______________ of its original weight.

(A) 1/2
(B) 1/4
(C) 1/8
(D) 1/16
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Ram Sharma • 188.81K Points
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Q. 84) In a homogeneous nuclear reactor, the __________ are mixed together.

(A) Fuel & coolant
(B) Fuel & moderator
(C) Coolant & moderator
(D) None of these
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Ram Sharma • 188.81K Points
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Q. 85) An electron has a mass that is approximately __________ that of the proton.

(A) 1836 (approximately)
(B) 1/1836 (approximately)
(C) 1
(D) ∞
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Ram Sharma • 188.81K Points
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Q. 86) Nucleus of 92U235 contains __________ protons.

(A) 92
(B) 235
(C) 143
(D) 325
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Q. 87) Thermal neutrons which are used to cause the fission of U-235 have energy __________ eV.

(A) < 0.025
(B) > 1
(C) 1-25
(D) > 200
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Q. 88) Primary purpose of a __________ nuclear reactor is to supply a high neutron flux of the order of 1013 to 1014 neutrons/cm2 second. 

(A) Research
(B) Power
(C) Breeder
(D) Homogeneous
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Q. 89) Velocity of the thermal neutron (< 0.025 eV) used for fission of U-235 is around __________ m/sec.

(A) 1
(B) 2200
(C) 3 × 1011
(D) 9 × 1021
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Ram Sharma • 188.81K Points
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Q. 90) Atoms of U-238 and U-235 differ in structure by three

(A) Electrons and three protons
(B) Protons
(C) Neutrons
(D) Electrons
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