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Questions and Answers
What is the primary characteristic of electrical insulators?
What is the primary characteristic of electrical insulators?
- They offer relatively high resistance to the flow of electric current. (correct)
- They have conductivity midway between conductors and insulators.
- They allow the free flow of electric charges.
- They are materials that can be easily ionized.
Which of the following is NOT a fundamental particle found in an atom?
Which of the following is NOT a fundamental particle found in an atom?
- Quark (correct)
- Neutron
- Proton
- Electron
What is the unit used to measure electric current?
What is the unit used to measure electric current?
- Coulomb
- Ohm
- Volt
- Ampere (correct)
Which shell of an atom is associated with the valence electrons?
Which shell of an atom is associated with the valence electrons?
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What is the charge of a neutron?
What is the charge of a neutron?
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Which of the following materials have conductivity midway between good conductors and good insulators?
Which of the following materials have conductivity midway between good conductors and good insulators?
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What is the SI unit of charge?
What is the SI unit of charge?
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Which of the following statements about electrical conductors is correct?
Which of the following statements about electrical conductors is correct?
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What is the charge of an electron in Coulombs?
What is the charge of an electron in Coulombs?
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Which of the following is NOT one of the five shells of an atom mentioned in the text?
Which of the following is NOT one of the five shells of an atom mentioned in the text?
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