1 files changed, 13 insertions, 0 deletions
diff --git a/3669/CH8/EX8.4/4.sce b/3669/CH8/EX8.4/4.sce
new file mode 100644
index 000000000..875820172
--- /dev/null
+++ b/3669/CH8/EX8.4/4.sce
@@ -0,0 +1,13 @@
+
+//Variable declaration
+Rh=3.22*10**-4;    //hall coefficient(m**3/C)
+e=1.6*10**-19;
+rho=8.5*10**-3;    //resistivity(ohm m)
+
+//Calculation
+p=1/(Rh*e);      //carrier concentration(per m**3)
+mewp=Rh/rho;     //mobility of holes(m**2/Vs)
+
+//Result
+printf('carrier concentration is %0.3f    *10**21 per m**3 \n',(p/10**21))
+printf('//mobility of holes is %0.3f     m**2/Vs\n',(mewp))
+\ No newline at end of file