Physics Chapter 24

28 Questions | Attempts: 348
Share
Quiz Flashcard
SettingsSettings
Please wait...
  • 1/28 Questions

    Like kinds of magnetic poles repel while unlike kinds of magnetic poles

    • Attract
    • Repel also
    • May attract or repel
Please wait...
About This Quiz

Physics Chapter 24

Chapters Of Physics Quizzes & Trivia

Quiz Preview

  • 2. 

    Pigeons navigate primarily by

    • A good memory

    • A keen sense of smell

    • Magnetic sensors in their heads

    • Ultra-high pitched sounds

    • None of these

    Correct Answer
    A. Magnetic sensors in their heads
  • 3. 

    If a steady magnetic field exerts a force on a moving charge, that force is directed

    • In the direction of the field

    • Opposite the direction of the field

    • At right angles to the direction of the field

    Correct Answer
    A. At right angles to the direction of the field
  • 4. 

    Moving electric charges will interact with

    • An electric field

    • A magnetic field

    • Both of these

    • None of these

    Correct Answer
    A. Both of these
  • 5. 

    Which force field can accelerate an electron, but never change its speed?

    • Electric field

    • Magnetic field

    • Both of these

    • None of these

    Correct Answer
    A. Magnetic field
  • 6. 

    The source of all magnetism is 

    • Tiny pieces of iron

    • Tiny domains of aligned atoms

    • Ferromagnetic materials

    • Moving electric charge

    • None of these

    Correct Answer
    A. Moving electric charge
  • 7. 

    Magnet A has twice the magnetic field strength of Magnet B and at a certain distance pulls on magnet B with a force of 100 N. the amount of force that magnet A exerts on magnet B is

    • At or about 50 N

    • Exactly 100 N

    • More information is needed

    Correct Answer
    A. Exactly 100 N
  • 8. 

    Compared to the huge force that attracts an iron tack to a strong magnet, the force that the tack exerts on the magnet is

    • Relatively small

    • Equally huge

    • More information is needed

    Correct Answer
    A. Equally huge
  • 9. 

    Surrounding every moving electron is 

    • A magnetic field

    • An electric field

    • Both of these

    • None of these

    Correct Answer
    A. Both of these
  • 10. 

    Magnetism is due to the motion of electrons as they 

    • Move around the nucleus

    • Spin on their axes

    • Both of these

    • None of these

    Correct Answer
    A. Both of these
  • 11. 

    The intensity of cosmic rays bombarding the Earth's surface is largest at the 

    • Poles

    • Mid-latitudes

    • Equator

    Correct Answer
    A. Poles
  • 12. 

    Magnetic field lines about a current-carrying wire

    • Extend radially from the wire

    • Circle the wire in closed loops

    • Both of these

    • Neither of these

    Correct Answer
    A. Circle the wire in closed loops
  • 13. 

    Which pole of a compass needle points to a south pole of a magnet?

    • North pole

    • South pole

    • Both of these

    Correct Answer
    A. North pole
  • 14. 

    Superconducting electromagnets

    • Exist now

    • May be possible in the near future

    • May be possible in the distant future

    • Are science fiction

    Correct Answer
    A. Exist now
  • 15. 

    The force on an electron moving in a magnetic field will be the largest when its direction is

    • The same as the magnetic field direction

    • Exactly opposite tot he magnetic field direction

    • Perpendicular to the magnetic field direction

    • At an angle other than 90 degrees tot eh magnetic field direction

    • None of these

    Correct Answer
    A. Perpendicular to the magnetic field direction
  • 16. 

    A possible cause for the existence of the Earth's magnetic field is

    • Moving charges in the liquid part of the Earth's core

    • Great numbers of very slow moving charges in the Earth

    • Convection currents in the liquid part of the Earth's core

    • All of these

    • None of these

    Correct Answer
    A. All of these
  • 17. 

    Outside a magnet, magnetic field lines are conventionally drawn from

    • North to south

    • South to north

    • Either way

    Correct Answer
    A. North to south
  • 18. 

    Magnetic domains normally occur in

    • Iron

    • Copper

    • Silver

    • All of these

    • None of these

    Correct Answer
    A. Iron
  • 19. 

    If a steady magnetic field exerts a force on a moving charge, that force is directed

    • Opposite the direction of the motion

    • In the direction of the motion

    • At right angles to the direction of the motion

    Correct Answer
    A. At right angles to the direction of the motion
  • 20. 

    Magnetic compasses apparently were first used by

    • Columbus

    • Greeks

    • Australian aborigines

    • Vikings

    • Pigeons, then Chinese

    Correct Answer
    A. Pigeons, then Chinese
  • 21. 

    An iron nail is more strongly attracted to the 

    • North pole of a magnet

    • South pole of a magnet

    • North or south pole- no difference really

    Correct Answer
    A. North or south pole- no difference really
  • 22. 

    If we think of the Earth as a magnet, its north (SEEKING) pole is nearest

    • The Hudson Bay region of Canada

    • Australia

    • Both of these

    Correct Answer
    A. Australia
  • 23. 

    Several paper clips dangle from the north pole of a magnet. the induced pole in the bottom of the lowermost paper clip is a 

    • North pole

    • South pole

    • North or south pole-no difference really

    Correct Answer
    A. North pole
  • 24. 

    When a bar magnet is broken in two as shown, each piece is 

    • As magnetic as the original magnet

    • Actually stronger than the original magnet

    • At most half as strong as the original magnet

    • No longer magnetic

    Correct Answer
    A. At most half as strong as the original magnet
  • 25. 

    An iron rod becomes magnetic when

    • Positive ions accumulate at one end and negative ions at the other end

    • It atoms are aligned having plus charges on one side and negative charges on the other

    • The net spins of its electrons are in the same direction

    • Its electrons stop moving and point in the same direction

    • None of these

    Correct Answer
    A. The net spins of its electrons are in the same direction
  • 26. 

    Which force field can increase a moving electron's speed?

    • Electric field

    • Magnetic filed

    • Bother of these

    • None of these

    Correct Answer
    A. Electric field
  • 27. 

    If a compass is moved form northern hemisphere to the southern hemisphere, its magnetic needle will change direction

    • By 180 degrees

    • Depending on where the measurement is taken

    • By 90 degrees

    • Hardly at all

    • None of these

    Correct Answer
    A. Hardly at all
  • 28. 

    An electron is hot from the right, toward a spot just between the ends of the magnet. the electron

    • Is unaffected by the field

    • Is attracted to one of the poles,and repelled from the other

    • Is repelled by both poles, and therefore is turned back

    • Is deflected into the plane of the page

    • Accelerates straight toward the spot

    Correct Answer
    A. Is deflected into the plane of the page

Quiz Review Timeline (Updated): Mar 18, 2022 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Mar 18, 2022
    Quiz Edited by
    ProProfs Editorial Team
  • May 26, 2010
    Quiz Created by
    Qtkhmerqueen143
Back to Top Back to top
Advertisement
×

Wait!
Here's an interesting quiz for you.

We have other quizzes matching your interest.