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//Example 8_8
clc();
clear;
//To calculate fundamental frequency of piezo electric crystal
l=3*10^-3 //units in meters
Y=8*10^10 //units in N/m^2
d=2.5*10^3 //units in kg/m^3
v=(1/(2*l))*sqrt(Y/d)
printf("Frequency=%d Hz",v)
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