Part A Determine the magnetic field at the surface of the wire. A 2.6 mm -diameter copper wire carries a 38 A Express your answer using two significant figures. current (uniform across its cross section). VO AEQ * # 8 ? B = T Submit Previous Answers Request Answer X Incorrect; Try Again; One attempt remaining Part B Determine the magnetic field inside the wire, 0.50 mm below the surface. Express your answer using two significant figures. AEd BE T Submit Previous Answers Request Answer X Incorrect; Try Again; 6 attempts remaining V Part C Determine the magnetic field outside the wire 2.5 mm from the surface