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//To Calculate Magnetic Field due to a 1cm piece of Wire
//Example 35.1
clear;
clc;
i=10;//Current in the Wire in Amperes
dl=10^-2;//Length of the wire in metres
r=2;//Distance of point P from wire in metres
theta=%pi/4;//Angle made by point P with the wire
k=1*10^-7;//Constant (u0/(4*pi))
dB=(k*i*dl*sin(theta))/r^2;//Formula for finding the magnetic field
printf("Magnetic Field due to a piece of Wire = %.1f*10^-9 T",dB*10^9);
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