// Chapter9
// Frequency  of oscillation 
// Page.No-306
// Example9_1
//Figure 9.8
// Given
clear;clc;
R=50000;            //in Ohm
C=0.01*10^-6;           //in F
f=1/(2*%pi*R*C);
printf("\n The frequency of oscillation  = %.0f Hz\n",f); // Result