A compass needle points 19°E of N outdoors. However, when it is placed 11.0cm to the east of a vertical wire inside a building, it points 32°E of N. The Earth's field is the same at both positions of the compass, it is 0.50 × 10 7 and is horizontal. 4 Part A What is the magnitude of the current in the wire? Express your answer using two significant figures and include the appropriate units. HA -> I = 0.04 A Submit Previous Answers Request Answer ? × Incorrect; Try Again; 3 attempts remaining

A compass needle points 19°E of N outdoors. However, when it is placed 11.0cm to the east of a vertical wire inside a building, it points 32°E of N. The Earth's field is the same at both positions of the compass, it is 0.50 × 10 7 and is horizontal. 4 Part A What is the magnitude of the current in the wire? Express your answer using two significant figures and include the appropriate units. HA -> I = 0.04 A Submit Previous Answers Request Answer ? × Incorrect; Try Again; 3 attempts remaining