engineering recuitment UPPSC AE Mock Test 2024 Electromagnetic Theory Magnetostatics Application of Ampere's Circuit Law
A solenoid has a core of a material with relative permeability 400. The windings of solenoid are insulated from the core and carry a current of 2 A. If the number of turns is 1000 per metre, the magnetic field B inside the solenoid is _________ T.
1
1.5
2
1.0
3
1.8
4
2.0