Origin of Diamagnetism

Author:S L Arora
12th CBSE
IMPORTANT

Important Questions on Origin of Diamagnetism

EASY
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Magnetism>Origin of Diamagnetism> Q 1

Answer the following question.
If a toroid uses bismuth for its core, will the field in the core be (slightly) greater or (slightly) less than when the core is empty?