diff options
Diffstat (limited to '980/CH5/EX5.10/5_10.sce')
| -rwxr-xr-x | 980/CH5/EX5.10/5_10.sce | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/980/CH5/EX5.10/5_10.sce b/980/CH5/EX5.10/5_10.sce new file mode 100755 index 000000000..7b58e37ca --- /dev/null +++ b/980/CH5/EX5.10/5_10.sce @@ -0,0 +1,17 @@ +clc;
+clear;
+format('v',11);
+vin=2*10^7;
+q=3*10^-6;
+rin=[1 0 0];
+mod_rin=sqrt(rin(1)^2+rin(2)^2+rin(3)^2);
+Vin=q/(4*3.14*8.85*10^-12*mod_rin); //potential at[1 0 0] due to point charge.
+Pin=-1.6*10^-19*Vin; //initial potential energy.
+Kin=(9.1094*10^-31*vin^2)/2; //initial kinetic energy considering me=9.1094*10^-31kg.
+Etin=Pin+Kin; //initial total energy'.
+disp("As electron moves it slows down due to attraction to the charge at the origine and ultimately comes to rest.");
+disp("computing rf","hence Etin=Etf=Pf","Kf=0","final kinetic enegy is zero");
+Pf=Etin;
+rf=-1.6*10^-19*q/(4*3.14*8.85*10^-12*Pf);
+disp(rf,"rf(in meter)=");
+disp("from this position the electron reverses motion and begins moving towards the charge at the origin.");
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