1 files changed, 17 insertions, 0 deletions
diff --git a/3754/CH10/EX10.21/10_21.sce b/3754/CH10/EX10.21/10_21.sce
new file mode 100644
index 000000000..aae843aa2
--- /dev/null
+++ b/3754/CH10/EX10.21/10_21.sce
@@ -0,0 +1,17 @@
+clear//
+
+//Variables
+
+RH = 3.66 *10**-4                  //Hall coefficient (in cubic-meter per Coulomb)
+p = 8.93 * 10 **-3                 //Resistivity (in ohm-meter)
+q = 1.6 * 10**-19                  //Charge on electron (in Coulomb)
+
+//Calculation
+
+sig = 1/p                          //Conductivity (in per ohm-meter)
+u = sig * RH                       //mobility (in meter-square per volt-second)
+n = 1 / (RH * q)                   //Density of charge carriers (in per cubic-meter)
+
+//Result
+
+printf("\n Mobility of charge carriers is  %0.3f  m**2/V-s.\nDensity of charge carriers is  %0.3f  m**-3.",u,n)