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// Grob's Basic Electronics 11e
// Chapter No. 26
// Example No. 26_2
clc; clear;
// Calculate (a)the cutoff frequency fc; (b)Vout at 1 kHz; (c)Theta at 1 kHz (Assume Vin = 10 Vpp for all frequencies)
// Given data
R = 1*10^3; // Resistor=1 kOhms
L = 50*10^-3 // Inductor=50 mHenry
Vin = 10; // Input Voltage=10Vpp
f = 1*10^3; // Frequency=1 kHz
// To calculate fc
fc = R/(2*%pi*L);
disp (fc,'The Cutoff Frequency in Hertz')
disp ('i.e 3.183 kHz')
// To calculate Vout at fc
Xl = 2*%pi*f*L;
Zt = sqrt((R*R)+(Xl*Xl));
Vout = Vin*(R/Zt);
disp (Vout,'The Output Voltage in Vpp');
disp ('Appox 9.52 Volts(p-p)')
// To calculate Theta
Theta = atand(-(Xl/R));
disp (Theta,'The Phase angle (Theta z) in Degree');
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