Which pole of a compass needle points to a south pole of a magnet?
A) north pole
B) south pole
C) both of these
Correct Answer:
Verified
Q7: If a steady magnetic field exerts a
Q8: Magnetic field lines about a current-carrying wire
A)extend
Q9: Pigeons navigate primarily by
A)a good memory.
B)a keen
Q10: The force on an electron moving in
Q11: Magnetic domains normally occur in
A)iron.
B)copper.
C)silver.
D)all of these
E)none
Q13: If a steady magnetic field exerts a
Q14: Magnetic compasses apparently were first used by
A)Columbus.
B)Greeks.
C)Australian
Q15: The intensity of cosmic rays bombarding the
Q16: The source of all magnetism is
A)tiny pieces
Q17: Moving electric charges will interact with
A)an electric
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