A bar magnet of magnetic moment 20 Am is divided into two equal parts by cutting it along its axis. The magnetic moment of each part will be_______
A. 10 Am²
B. 15 Am²
C. 5 Amn²
D. 20 Am²
Answer:A
A bar magnet of magnetic moment 20 Am is divided into two equal parts by cutting it along its axis. The magnetic moment of each part will be_______
A. 10 Am² B. 15 Am² C. 5 Amn² D. 20 Am²