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// Exa 7.5
clc;
clear;
// Given
L = 0.1 ; // Initial length of wire in m
R = 120; // Initial resistance of wire in ohms
delta_L = 0.1*10^-3;// change in length of wire in m
delta_R = 0.21; // change in resistance of wire in ohms
// Solution
e = delta_L/L;
G = (delta_R/R)/e;
printf(' The gauge factor of device = %.2f \n',G);
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