JEE Main 2020 — Magnetic Properties Of Matter Question with Solution
From: JEE Main 2020 (Online) 4th September Evening Slot
Question
A paramagnetic sample shows a net magnetisation of 6 A/m when it is placed in an external
magnetic field of 0.4 T at a temperature of 4 K. When the sample is placed in an external magnetic
field of 0.3 T at a temperature of 24 K, then the magnetisation will be:
Choose an option
Show full solutionCorrect option: C
Correct answer
C0.75 A/m
Step-by-step explanation
According to curies law
Case - II :
Case - II :
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This is a previous-year question from JEE Main 2020, covering the Magnetic Properties Of Matter chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.