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Objective Questions
Engineering
Mechanical
ME Set-3
Nuclear Power Plants
2

Nuclear Power Plants Questions with Answers

2) Isotopes of same elements have

same atomic number and different masses

same chemical properties but different atomic numbers

different masses and different atomic numbers

different chemical properties and same atomic numbers

Answer is:

same chemical properties but different atomic numbers

Nuclear Power Plants Questions with Answers

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Related 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

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

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