Several paper clips dangle from the north pole of a magnet.The induced pole in the bottom of the lowermost paper clip is a
A) north pole.
B) south pole.
C) north or south pole - no difference really.
Correct Answer:
Verified
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
Q19: Compared to the huge force that attracts
Q20: The field surrounding every moving electron is
A)always
Q21: Superconducting electromagnets
A)exist now.
B)may be possible in the
Q22: Which force field can increase a moving
Q23: Outside a magnet,magnetic field lines are conventionally
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