#### Problem Statement: Electromagnetics

**Magnetic Field on Carrying Wire: Toroid Problem Solving**

What is the magnetic field at a point 50 mm from a long straight wire carrying a current of 3 A?

A. 2.5 x 10^-5 T

B. 1.2 x 10^-5 T

C. 3.4 x 10^-5 T

D. 4.8 x 10^-5 T

#### Problem Answer:

The magnetic field at a point 50 mm from a long straight wire carrying a current of 3 A is equal to **1.2 x 10^-5 Tesla**.

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