Sprinkling iron filings over a sheet of card resting on a magnet will reveal
A) the polarity of the magnet's poles
B) the direction of the magnet's flux lines
C) the pattern formed by the magnet's magnetic field
Correct Answer:
Verified
Q7: The area surrounding a magnet in which
Q8: Lines of magnetic flux
A) are invisible, but
Q9: The 'direction' of magnetic flux lines is
Q10: The 'direction' of magnetic flux lines is
Q11: The poles of an unmarked magnet can
Q13: The intensity of a magnetic field is
Q14: The intensity of the external magnetic field
Q15: Soft' magnetic materials are _ to magnetise,
Q16: Hard' magnetic materials are _ to magnetise,
Q17: Soft' magnetic materials are used to make
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