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//===========================================================================
//chapter 5 example 8
clc;clear all;
//variable decalaration
Td = 4*10^-5; //full-scale defelcting torque in N-m
I = 10; //full-scale current in A
//calculations
//Td = (1/2)*(I^2)*(dL/dtheta);
//dL/dtheta = x
x = (2*Td)/(I^2);
//result
mprintf('rate of change of selfinductance = %3.1f uH/rad",(x*10^6));
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