Question

on Magnetism Class 12 Pdf Question 12. A 25 cm long solenoid has radius 2 cm and 500 total number of turns. It carries a current of 15 A. If it is equivalent to a magnet of the same size and magnetisation \overline{\mathbf{M}}, then |\overline{\mathbf{M}}| is
(a) 3 π Am-1
(b) 30000 π Am-1
(c) 300 Am-1
(d) 30000 Am-1

Answer 1

Answer:

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