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Objective Questions
Engineering
Mechanical
ME Set-3
Nuclear Power Plants
3

Nuclear Power Plants Questions with Answers

3) Atomic number of an element in the periodic table represents the numbers of

protons in the nucleus

electrons in me nucleus

neutrons in the nucleus

electrons in the atom

Answer is:

protons in the nucleus

Nuclear Power Plants Questions with Answers

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Related Nuclear Power Plants Questions with Answers

4) The mass number of a substance represents the sum of total number of

protons and neutrons in an atom

protons and electrons in an atom

neutrons and electrons in an atom

protons and neutrons in a nucleus

Answer is:

protons and neutrons in a nucleus

5) Which is not identical for an atom and an isotope

mass number

atomic number

chemical properties

position in periodic table

Answer is:

mass number

6) Amongst the following, the fissionable materials are

U233andPu239

U23iandPu233

U235andPu235

U238andPu239

Answer is:

U233andPu239

7) A nuclear unit becoming critical means

it is generating power to rated capacity

it is capable of generating much more than rated capacity

there is danger of nuclear spread

chain reaction that causes automatic splitting of the fuel nuclei has been established

Answer is:

chain reaction that causes automatic splitting of the fuel nuclei has been established

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