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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > 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 established that bismuth is

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 established that bismuth is

The magnet of a vibration magnetometer is heated so as to reduce its magnetic moment by 36 %. By doing this the period time of the magnetometer will