A compass needle points 23° E of N outdoors. However, when it is placed 11.0 cm 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 0.50×104 T and is horizontal.
A compass needle points 23° E of N outdoors. However, when it is placed 11.0 cm 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 0.50×104 T and is horizontal.
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Transcribed Image Text:A compass needle points 23° E of N outdoors.
However, when it is placed 11.0 cm 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 0.50×104 T and is horizontal.
Transcribed Image Text:What is the magnitude of the current in the wire?
Express your answer using two significant figures and include the appropriate units.
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