V Part A A power line carries a current of 89 A west along V the tops of 8.5-m-high poles. What is the magnitude of the magnetic field produced by this wire at the ground directly below? Express your answer using two significant figures. B = 2.1x10'6 T Previous Answers V Correct Correct answer is shown. Your answer 2.09-10'6 = 2.09x10'6 T was either rounded differently or used a different number of significant figures than required for this part. V Part B V What is the direction of the magnetic field produced by this wire at the ground directly below? east west south nonh @ Pearson V correct A power line carries a current of 89 A west along the tops 018.5-m-high poles. v Part C How does this compare with the Earth's magnetic field of about % G? Express your answer using one significant figure. Bhne/BEaIth = m Previous Answers Euest Answer X Incorrect; Try Again; 7 attempts remaining v Darin