4. A toroidal solenoid has an average radius of 10.0 cm, a cross-sectional area of 10.0 cm2 and 1000 turns. How much ene
Posted: Mon May 09, 2022 2:08 pm
4. A toroidal solenoid has an average radius of 10.0 cm, a cross-sectional area of 10.0 cm2 and 1000 turns. How much energy is stored in this toroidal solenoid when the current in each turn is 100 A? (A) 2.25 (B) 0.874 (C) 18.0 (D) 14.3 (E) 5.59 (F) 10.0