A solenoid has core of a material with relative permeability 400.The winding of the…
Physics · JEE Main · NTA Exams — Magnetic Effects of Current and Magnetism
A solenoid has core of a material with relative permeability 400.The winding of the solenoid are insulated from the core and carry a current of 2 ampere. If the number of turns is 1000 per meter, what is magnetic flux density inside the core?
- 0.4T
- 0.5 T
- 0.7 T
- 1.0T
Answer
(A) 0.4T
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