V Part A A 110 A current circulates around a 2.50-mm-diameter superconducting ring. What is the ring's magnetic dipole moment? Express your answer in amperes times meter squared. View Available Hint(s) M = 5.40x10-4 A . m2 Submit Previous Answers Correct V Part B What is the on-axis magnetic field strength 4.10 cm from the ring? Express your answer with the appropriate units. View Available Hint(s) ? B = 6.42 . 10-7 T Submit Previous Answers X Incorrect; Try Again; 5 attempts remaining