Question

If a bar magnet of pole strength m and magnetid moment M is cut equally 4 times parallel to its axis and 3 times perpendicular to its axis then the pole strength and magnetic moment of each-piece are respectively

• A. $\frac{m}{20},\frac{M}{20}$
• B. $\frac{m}{4},\frac{M}{20}$
• C. $\frac{m}{6},\frac{M}{24}$
• D. $\frac{m}{5},\frac{M}{4}$

Answer 1

Answer: (C)

Correct answer is (c) $\frac{m}{6},\frac{M}{24}$