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//developed in windows 8 operating system 64bit
//platform Scilab 5.4.1
//example 31_21w
clc;clear;
//Given Data
capacitance=100*10^-6; //Capacitance of the capacitor (Unit: Coulomb)
dielectric=5; //Dielectric constant (Unit:unitless)
voltage=200; //Voltage of power supply(Unit:V)
//Calculation
init_charge=capacitance*voltage;
new_capacitance=capacitance*dielectric;
final_charge=new_capacitance*voltage;
change_charge=final_charge-init_charge; //Calculation of Extra charge flown through the power supply (Unit:C)
change_charge_milli=change_charge*10^3; //Changing the charge into milli coulomb (Unit:mC)
work_done=change_charge*voltage; //Calculating the work done by the supply (Unit:Joules)
init_static_energy=0.5*capacitance*voltage^2; //Calculating the electrostatic field energy of the capacitor without the dielectric slab(Unit:Joules)
final_static_energy=0.5*new_capacitance*voltage^2; //Calculating the electrostatic field energy of the capacitor with the dielectric slab(Unit:Joules)
change_static_energy=final_static_energy-init_static_energy; //Calculating the change in the electrostatic energy of the electric field in the capacitor (Unit:Joules)
disp(change_charge_milli,"The extra charge flown through the power supply is (Unit:mC)");
disp(work_done,"The work done by the supply is (Unit:Joules)");
disp(change_static_energy,"The change in the electrostatic energy of the electric field in the capacitor is (Unit:Joules)");
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