A sensor placed 1.5 in from a very long straight wire detects a magnetic field of 750 mG

PHYSICS · Subjective · CBSE · Physics · Magnetic Effects of Electric Current · Magnetic Effects of Electric Current

Problem

A sensor placed 1.5 in from a very long straight wire detects a magnetic field of 750 mG. Determine the current in the wire, expressing your answer in amperes. (Use 1 in = 2.54 cm and 1 G = 10−410^{-4} T.)

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