updated the code

2 files changed, 100 insertions, 100 deletions

diff --git a/72/CH9/EX9.3.1/9_3_1.sce b/72/CH9/EX9.3.1/9_3_1.sce
index cb85de937..80e02718e 100755
--- a/72/CH9/EX9.3.1/9_3_1.sce
+++ b/72/CH9/EX9.3.1/9_3_1.sce
@@ -1,49 +1,49 @@
-//CAPTION: Four-Cavity_Klystron

-//chapter_no.-9,  page_no.-385

-//Example_no.9-3-1

-

-clc;

-

-//(a) Calculate_the_dc_electron_velocity

-V0=14.5*(10^3);

-v0=.593*(10^6)*sqrt(V0);

-disp(v0,'the_dc_electron_velocity(in m/s)is =');

-

-

-//(b) Calculate_the_dc_phase_constant

-

-f=(10*(10^9));

-Be=(2*%pi*f)/v0;

-disp(Be,'the_dc_phase_constant(in rads/m)is =');

-

-

-

-//(c)Calculate_the_plasma_frequency

-

-po=1*(10^-6);//dc_electron_charge_density

-wp=((1.759*(10^11)*po)/(8.854*(10^-12)))^(1/2);

-disp(wp,'the_plasma_frequency(in rad/s)is =');

-

-

-//(d) Calculate_the_reduced_plasma_frequency_for_R=0.4

-

-R=0.4;

-wq=R*wp;

-disp(wq,'the_reduced_plasma_frequency_for_R=0.4(in rad/s)is =');

-

-

-

-//(e)Calculate_the_dc_beam_current_density

-

-J0=po*v0;

-disp(J0,'the_dc_beam_current_density(in A/m2)is =');

-

-

-

-//(f) Calculate_the_instantaneous_beam_current_density

-

-

-p=1*(10^-8);

-v=1*(10^5);//velocity_perturbation

-J=(p*v0)-(po*v);

-disp(J,'the_instantaneous_beam_current_density(in A/m2)is =');

+
+//chapter_no.-9,  page_no.-385
+//Example_no.9-3-1
+
+clc;
+
+//(a) Calculate_the_dc_electron_velocity
+V0=14.5*(10^3);
+v0=.593*(10^6)*sqrt(V0);
+disp(v0,'the_dc_electron_velocity(in m/s)is =');
+
+
+//(b) Calculate_the_dc_phase_constant
+
+f=(10*(10^9));
+Be=(2*%pi*f)/v0;
+disp(Be,'the_dc_phase_constant(in rads/m)is =');
+
+
+
+//(c)Calculate_the_plasma_frequency
+
+po=1*(10^-6);//dc_electron_charge_density
+wp=((1.759*(10^11)*po)/(8.854*(10^-12)))^(1/2);
+disp(wp,'the_plasma_frequency(in rad/s)is =');
+
+
+//(d) Calculate_the_reduced_plasma_frequency_for_R=0.4
+
+R=0.4;
+wq=R*wp;
+disp(wq,'the_reduced_plasma_frequency_for_R=0.4(in rad/s)is =');
+
+
+
+//(e)Calculate_the_dc_beam_current_density
+
+J0=po*v0;
+disp(J0,'the_dc_beam_current_density(in A/m2)is =');
+
+
+
+//(f) Calculate_the_instantaneous_beam_current_density
+
+
+p=1*(10^-8);
+v=1*(10^5);//velocity_perturbation
+J=(p*v0)-(po*v);
+disp(J,'the_instantaneous_beam_current_density(in A/m2)is =');
diff --git a/72/CH9/EX9.7.1/9_7_1.sce b/72/CH9/EX9.7.1/9_7_1.sce
index a0c3af7dc..f5d8d6b43 100755
--- a/72/CH9/EX9.7.1/9_7_1.sce
+++ b/72/CH9/EX9.7.1/9_7_1.sce
@@ -1,52 +1,52 @@
-// CAPTION: Gridded_Travelling-Wave_Tube(GTWT)

-//chapter_no.-9,  page_no.-427

-//Example_no.9-7-1

-clc;

-

-

-//(a) Calculate_the_number_of_electrons_returned_per_second

-Ir=.85;//returned_current

-q=1.6*(10^-19);//electronic_charge

-Nr=Ir/q;

-disp(Nr,'the_number_of_electrons_returned_(per_second)  is =');

-

-

-

-

-

-//(b)Calculate_the_Energy_associated_with_these_returning_electrons_in_20ms

-

-

-V=11*(10^3);//overdepreesion_collector_voltage

-t=20*(10^-3);

-W=V*Nr*t;

-disp(W,'the_Energy_associated_with_these_returning_electrons_in_20ms(in eV)  is =');

-

-

-

-//(c) Calculate_the_Power_for_returning_electrons

-

-

-P=V*Ir;

-P=P/1000;

-disp(P,'the_Power_for_returning_electrons(in KW)is =');

-

-

-//(d) Calculate_the_Heat_associated_with_the_returning_electrons

-

-t=20*(10^-3);

-H=.238*P*1000*t;

-disp(H,'the_Heat_associated_with_the_returning_electrons(in calories)is =');

-

-

-//(e) Calculate_the_temperature

-

-mass=250*(10^-3);

-specificheat=.108;

-T=H/(mass*specificheat);

-disp(T,'the_temperature(in degree Celsius)is =');

-

-//(f) Calculate_whether_the_output_iron_pole_piece_is_melted

-

-

+
+//chapter_no.-9,  page_no.-427
+//Example_no.9-7-1
+clc;
+
+
+//(a) Calculate_the_number_of_electrons_returned_per_second
+Ir=.85;//returned_current
+q=1.6*(10^-19);//electronic_charge
+Nr=Ir/q;
+disp(Nr,'the_number_of_electrons_returned_(per_second)  is =');
+
+
+
+
+
+//(b)Calculate_the_Energy_associated_with_these_returning_electrons_in_20ms
+
+
+V=11*(10^3);//overdepreesion_collector_voltage
+t=20*(10^-3);
+W=V*Nr*t;
+disp(W,'the_Energy_associated_with_these_returning_electrons_in_20ms(in eV)  is =');
+
+
+
+//(c) Calculate_the_Power_for_returning_electrons
+
+
+P=V*Ir;
+P=P/1000;
+disp(P,'the_Power_for_returning_electrons(in KW)is =');
+
+
+//(d) Calculate_the_Heat_associated_with_the_returning_electrons
+
+t=20*(10^-3);
+H=.238*P*1000*t;
+disp(H,'the_Heat_associated_with_the_returning_electrons(in calories)is =');
+
+
+//(e) Calculate_the_temperature
+
+mass=250*(10^-3);
+specificheat=.108;
+T=H/(mass*specificheat);
+disp(T,'the_temperature(in degree Celsius)is =');
+
+//(f) Calculate_whether_the_output_iron_pole_piece_is_melted
+
+
 disp('the_output_iron_pole_piece_is_melted');
\ No newline at end of file