Q. If a diamagnetic solution is poured into a U-tube and one arm of this U-tube is placed between the poles of a strong magnet, with the meniscus in line with the field, then the level of solution will
A) Rise
B) Fall
C) Oscillate slowly
D) Remain as such
Explanation
(b) A dia-magnetic liquid moves from stronger parts of magnetic field to weaker parts. Therefore the meniscus of the level of solution will fall.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.