Whereas electric charges can be isolated, magnetic poles
A) can also.
B) cannot.
C) gather in clusters.
D) none of the above
Correct Answer:
Verified
Q11: The end of a compass needle that
Q12: In general, a common magnet has
A)one pole.
B)at
Q13: The magnetic fields of a pair of
Q14: The conventional direction of magnetic field lines
Q15: Magnetic fields are produced by
A)a tiny fraction
Q17: Surrounding every stationary electron is
A)a magnetic field.
B)an
Q18: An iron rod becomes magnetic when
A)opposite ions
Q19: Like kinds of magnetic poles repel while
Q20: The force that acts between a pair
Q21: An iron nail is more strongly attracted
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