HURRY 15 POINTS The third most populated country in the world is . A. China B. India C. Canada D. the United States Please select the best answer from the choices provided A B C or D. Only pick one. this is from edunity.

Electromagnetic induction. a coil of wire contains n turns and has an electrical resistance r. the radius of each turn is a. initially, inside the coil there exists a uniform magnetic field of magnitude b0 parallel to the axis of the coil. the magnetic field is then reduced slowly. the current induced in the coil is i. how long does it take for the magnitude of the uniform field to drop to zero?