Nuclear Power Engineering
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1
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How many atoms are present in one gm-atom of an element ?
Answer : Option B
Explanation :
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2
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Absorption/scattering cross-section of an element is expressed in "barn", which is equivalent to
C. 1 Angstrom
D. 10-24 cm
Answer : Option A
Explanation :
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3
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The ratio of atomic radius to its nuclear radius is about
Answer : Option A
Explanation :
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4
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Which of the following gases has very high neutron capture cross-section, making it unsuitable as a coolant in nuclear reactor?
Answer : Option A
Explanation :
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5
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The specific heats of three gaseous coolants namely H2, He and CO2 in the increasing order are
A. CO2,He,H2
B. CO2,H2,He
C. H2,He,CO2
D. H2,CO2,He
Answer : Option A
Explanation :