Quiz: Neets Module 1

30 Questions

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Electronics Quizzes & Trivia

NEETS_electronics reviewer


Questions and Answers
  • 1. 
    Matter can be found in which of the following forms?
    • A. 

      Solid

    • B. 

      Liquid

    • C. 

      Gaseous

    • D. 

      Each of the above

  • 2. 
    A substance that CANNOT be reduced to a simpler substance by chemical means is called a/an
    • A. 

      Element

    • B. 

      Mixture

    • C. 

      Compound

    • D. 

      Solution

  • 3. 
    A molecule is the smallest possible particle that retains the characteristic of which of the following substances?
    • A. 

      An element

    • B. 

      A mixture

    • C. 

      A compound

    • D. 

      A solution

  • 4. 
    • A. 

      Proton

    • B. 

      Electron

    • C. 

      Positron

    • D. 

      Neutron

  • 5. 
    • A. 

      Proton

    • B. 

      Electron

    • C. 

      Positron

    • D. 

      Neutron

  • 6. 
    • A. 

      Proton

    • B. 

      Electron

    • C. 

      Positron

    • D. 

      Neutron

  • 7. 
    An atom is the smallest possible particle that retains the characteristic of which of the following substances?
    • A. 

      An element

    • B. 

      A mixture

    • C. 

      A compound

    • D. 

      A solution

  • 8. 
    When light is represented as a tiny packet of energy, what are these packets of energy called?
    • A. 

      Angstroms

    • B. 

      Photons

    • C. 

      Wavelengths

    • D. 

      Frequencies

  • 9. 
    • A. 

      The electron will move around the same orbit faster

    • B. 

      The electron will jump to an orbit further from the nucleus

    • C. 

      The electron will jump to an orbit closer to the nucleus

    • D. 

      The electron will merge with the nucleus

  • 10. 
    The number of electrons in the outermost shell of an atom determines which of the following characteristics of the atom?
    • A. 

      Valence

    • B. 

      Atomic weight

    • C. 

      Atomic number

    • D. 

      Number of shells

  • 11. 
    When an atom gains or loses an electron, which of the following terms applies?
    • A. 

      Unbalanced

    • B. 

      Lightened

    • C. 

      Neutral

    • D. 

      Ionized

  • 12. 
    What is the main difference between conductors, semiconductors, and insulators?
    • A. 

      The temperature differences

    • B. 

      The physical state of their mass

    • C. 

      The number of free electrons

    • D. 

      The designations of the outer shells

  • 13. 
    A substance with an excess of electrons is considered to be in what electrical state?
    • A. 

      Neutral

    • B. 

      Positive

    • C. 

      Negative

    • D. 

      Discharged

  • 14. 
    Which of following actions describes the easiest way to accumulate a static electric charge?
    • A. 

      Friction between two conductors

    • B. 

      Friction between two insulators

    • C. 

      Pressure between two conductors

    • D. 

      Pressure between two insulators

  • 15. 
    An atom that contains 6 protons and 5 electrons has what electrical charge?
    • A. 

      Positive

    • B. 

      Negative

    • C. 

      Neutral

    • D. 

      Intermediate

  • 16. 
    • A. 

      Unlike charges repel each other, like charges repel each other

    • B. 

      Unlike charges attract each other, like charges attract each other

    • C. 

      Unlike charges repel each other, like charges attract each other

    • D. 

      Unlike charges attract each other, like charges repel each other

  • 17. 
    What is/are the term(s) applied to the space between and around charged bodies in which their influence is felt?
    • A. 

      Electric field of force

    • B. 

      Electrostatic field

    • C. 

      Dielectric field

    • D. 

      Each of the above

  • 18. 
    Electrostatic lines of force are drawn in which of the following manners?
    • A. 

      Entering negative charge, entering positive charge

    • B. 

      Entering negative charge, leaving positive charge

    • C. 

      Leaving negative charge, leaving positive charge

    • D. 

      Leaving negative charge, entering positive charge

  • 19. 
    Which of the following devices use magnetism?
    • A. 

      Batteries

    • B. 

      Light bulbs

    • C. 

      High-fidelity speakers

    • D. 

      Each of the above

  • 20. 
    Magnetic materials have which of the following qualities?
    • A. 

      They are attracted by magnets

    • B. 

      They can be magnetized

    • C. 

      Both 1 and 2 above

    • D. 

      They are electrical insulators

  • 21. 
    Ferromagnetic materials have which of the following qualities?
    • A. 

      They are all alloys

    • B. 

      They all contain nickel

    • C. 

      They make very weak magnets

    • D. 

      They are relatively easy to magnetize

  • 22. 
    A material with low reluctance and high permeability such as iron or soft steel is used to make what type of magnet?
    • A. 

      Temporary

    • B. 

      Permanent

    • C. 

      Residual

    • D. 

      Natural

  • 23. 
    The ability of a material to retain magnetism is called
    • A. 

      Permeability

    • B. 

      Retentivity

    • C. 

      Reluctance

    • D. 

      Ionization

  • 24. 
    The law of magnetic poles states which of the following relationships?
    • A. 

      Like poles attract, unlike poles attract

    • B. 

      Like poles attract, unlike poles repel

    • C. 

      Like poles repel, unlike poles repel

    • D. 

      Like poles repel, unlike poles attract

  • 25. 
    The north indicating pole of a compass needle is attracted to which of the following poles of the earth?
    • A. 

      The geographic north pole

    • B. 

      The magnetic north pole

    • C. 

      The geographic south pole

    • D. 

      The magnetic south pole

  • 26. 
    • A. 

      Tiny molecular magnets

    • B. 

      Domains of magnetic influence

    • C. 

      Large blocks of material acting as magnets

    • D. 

      Atoms with electrons spinning different directions

  • 27. 
     According to the domain theory, if an atom with 26 electrons has 20 electrons spinning counterclock-wise, the atom is considered to be
    • A. 

      Charged

    • B. 

      Insulated

    • C. 

      Neutralized

    • D. 

      Magnetized

  • 28. 
    If a glass plate is placed over a magnet and iron filings are sprinkled over the glass, a pattern will be visible. What does this pattern indicate?
    • A. 

      The magnetic field

    • B. 

      The electrostatic field

    • C. 

      The piezoelectric effect

    • D. 

      The chemical reaction of the magnet and the filings

  • 29. 
    An imaginary line used to illustrate a magnetic effect is known as a/an
    • A. 

      Magnetic pole

    • B. 

      Force field pole

    • C. 

      Magnetic line of force

    • D. 

      Electrostatic line of force

  • 30. 
    Which of the following is NOT a property of magnetic lines of force?
    • A. 

      They form closed loops around the magnet

    • B. 

      They leave the magnetic material at right angles to the surface

    • C. 

      They cross each other at right angles

    • D. 

      They leave the north pole and enter the south pole of the magnet