An iron rod 0.2 m long, 10 mm in diameter and of permeability 1000 is placed inside a long soleniod wound with 300 turns per meter. If a current of 0.
An iron rod 0.2 m long, 10 mm in diameter and of permeability 1000 is placed inside a long soleniod wound with 300 turns per meter. If a current of 0.5 ampere is passed through the rod, find the magnetic moment of the rod.
17 views