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The current in the windings on a toroid is 2 AThere are 400 turns and the mean radius is 40cm. If the magnetic field inside is 1 T, the relativepermeability is near to(1) 2000(3) 1000(2) 2500(4) 1500 |
| Answer» The current in the windings on a toroid is 2 AThere are 400 turns and the mean radius is 40cm. If the magnetic field inside is 1 T, the relativepermeability is near to(1) 2000(3) 1000(2) 2500(4) 1500 | |