Question

Consider the following statements and select the correct statement(s).
I. Diamagnetic materials do not have permanent magnetic moment.
II. Diamagnetism is explained in terms of electromagnetic induction.
III. Diamagnetic materials have a small positive susceptibility.
IV. Diamagnetic substances have tendency to move from stronger to weaker part of the external magnetic field.

• A. I and IV only
• B. II only
• C. I, II and IV
• D. I, Il and III

Answer 1

Answer: (C)

Susceptibility o f diamagnetic substance is negative and it does not change with temperature.