An electric current I = 0.75 A is flowing in a long wire. Consider a rectangular area with one side parallel to the wire and at a distance c = 0.048 m away from the wire. Let the dimensions of the rectangle be a = 0.046 m and b= 0.067 m.

Part (a) Express the magnitude of the magnetic field generated by the wire B at a distance r in terms of I and r.
Part (b) Express the magnetic flux, φ, in the rectangle as an integral of B(r).
Part (c) Integrate the expression in part (b).
Part (d) Calculate the numerical value of φ T.m.
An electric current I = 0.75 A is flowing in a long wire. Consider a rectangular area with one side parallel to the wire and at a distance c = 0.048 m away from the wire.
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