Nuclear Power Engineering Mcqs for Chemical

Q.  Which is the most commonly used molten metal for cooling of nuclear reactors ?

a. Calcium
b. Sodium
c. Mercury
d. Zinc


ANSWER: See Answer
 
No explanation is available for this question!
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MCQs:  Hydrogen has ______________ isotopes?
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MCQs:  Critical energy should be _______________ the neutron binding energy of the atom in order to initiate a nuclear fission?
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MCQs:  A pressurised water reactor (PWR) uses pressurised water as a___________________?
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MCQs:  Enrichment of uranium is done to increase the concentration of ______________ in the natural uranium?
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MCQs:  In the gaseous diffusion process of uranium enrichment, the natural uranium is converted into gaseous ________________?
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MCQs:  The ratio of mass of a neutron to that of an electron is about 1839. What is the ratio of the mass of a proton to that of an electron?
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MCQs:  Which of the following accounts for the maximum energy release in the nuclear fission process ?
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MCQs:  H2 is a better coolant than CO2, due to it‟s relatively____________________?
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MCQs:  Biological shield is provided in a nuclear power reactor to protect the ______________ from radiation damage?
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MCQs:  The half life period of a radioactive element depends on its _______________________?
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MCQs:  The half life period of a radioactive element depends upon the___________________?
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MCQs:  The mass number of an element is not changed, when it emits _______________ radiations?
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MCQs:  The half life period of a radioactive element is 100 days. After 400 days, one gm of the element will be reduced to ______________ gm?
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MCQs:  Radioactivity of an isotope is expressed in______________________?
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MCQs:  Nuclear fuel generally used in reactors is uranium oxide instead of uranium, because the former has higher _____________________?
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MCQs:  When the difference between mass number and atomic number of atoms of two or more elements are same, the atoms are termed as____________________?
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MCQs:  “Critical mass” is the minimum mass of nuclear fissile material required for the_______________________?
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MCQs:  Which of the following is not an ore of uranium ?
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MCQs:  Uranium is recovered from its ore (pitchblende) by________________?
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MCQs:  Which one is different for the neutral atoms of the isotopes of an element ?
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