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//To Calculate the Value of Horizontal Component of Earth's Magnetic Field
//Example 36.7
clear;
clc;
n=66;//Number of turns in Tangent Galvanometer
i=0.1;//Current passing through Galvanometer in Amperes
d=22*10^-2;//Diameter of coil in metres
theta=%pi/4;//Defelction in Galvanometer in radians
u0=4*%pi*10^-7;//permeability of vaccum
Bh=(u0*n*i)/(d*tan(theta));//Horizontal component of Earths Magnetic Field
printf("Horizontal component of Earth Magnetic Field = %.1f*10^-5 T",Bh*10^5);
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