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MCQs: Sounds which are below 20Hz frequencies are called
Category: Science Mcqs, Published by: teswesm
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MCQs: A form of energy which is produced by vibrations and can be detected by ears is called
Category: Science Mcqs, Published by: teswesm
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MCQs: Loudness is measured by
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MCQs: Sound travels at speed of 5960m/s in
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MCQs: The regions where molecules are compressed are called
Category: Science Mcqs, Published by: teswesm
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MCQs: Voice is produced by the vibrations of
Category: Science Mcqs, Published by: teswesm
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MCQs: To find out number of neutrons in an atom, we need to know the
Category: Science Mcqs, Published by: teswesm
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MCQs: The attraction of two ions due to opposite charge is known as
Category: Science Mcqs, Published by: teswesm
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MCQs: To trace the path of phosphorus, the isotope of phosphorus which is added to the fertilizers, is
Category: Science Mcqs, Published by: teswesm
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MCQs: If the mass of protons and neutrons is 1, then the mass of electron is
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MCQs: The name of physicist who discovered the nucleus of atom was
Category: Science Mcqs, Published by: teswesm
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MCQs: Sodium ion has
Category: Science Mcqs, Published by: teswesm
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MCQs: Radioactive particles give off
Category: Science Mcqs, Published by: teswesm
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MCQs: The formula that shows the number and kind of atoms which a substance of a molecule contained, is known as
Category: Science Mcqs, Published by: teswesm
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MCQs: Sodium becomes a cation when
Category: Science Mcqs, Published by: teswesm
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MCQs: The symbol of potassium is
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MCQs: Electrons have
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MCQs: As compare to ionic compounds, covalent bond has
Category: Science Mcqs, Published by: teswesm
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MCQs: Ionic bonds are
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MCQs: Valency of sodium is
Category: Science Mcqs, Published by: teswesm
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