Magnetic Effects Of Current Question 242
Question: A small rod of bismuth is suspended freely between the poles of a strong electromagnet. It is found to arrange itself at right angles to the magnetic field. This observation establishes that bismuth is
Options:
A) Diamagnetic substances
B) Paramagnetic
C) Fern-magnetic
D) Antiferro-magnetic
Show Answer
Answer:
Correct Answer: A
Solution:
A diamagnetic rod aligns itself perpendicular to the field when it is free to rotate between the poles of a magnet as in this situation the field is strongest near the poles.
BETA
