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//Determine the Q point at two different B
clear;
clc;
//soltion
//given
//At B=50
B=50; //dc beta
Rc=2*10^3;//ohm //resistor connected to collector
Rb=300*10^3;//ohm //resistor connected to base
Vcc=9;//V //Voltage supply across the collector resistor
Ib=Vcc/Rb; //Base current
Ic=B*Ib; //Colletor current
Ics=Vcc/Rc; //Colletor saturation current
//Actual Ic is the smaller of the above two values
Vce=Vcc-Ic*Rc;
printf("The Q point (At B=50) is (%.0f V, %.1f mA)\n",Vce,Ic*1000);
//At B=150
B1=150; //dc beta
Ic1=B*Ib; //Colletor current
Ics1=Vcc/Rc; //Colletor saturation current
//Actual Ic is the smaller of the above two values i.e. Ic(sat) and since the transistor is in saturation mode therefore Vce will become 0
Vce=0;
printf("The Q point (At B=150) is (%d V, %.1f mA)\n",Vce,Ics*1000);
printf("The factor at which collector current increases %.0f",Ics1/Ic);
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