1 files changed, 17 insertions, 0 deletions
diff --git a/3840/CH8/EX8.4/Ex8_4.sce b/3840/CH8/EX8.4/Ex8_4.sce
new file mode 100644
index 000000000..a59bf0d07
--- /dev/null
+++ b/3840/CH8/EX8.4/Ex8_4.sce
@@ -0,0 +1,17 @@
+clear
+//
+//
+//
+
+//Variable declaration
+e=1.6*10**-19     //charge(c)
+RH=3.22*10**-4    //hall coefficient(m**3C-1)
+rho=8.5*10**-3    //resistivity(ohm m)
+
+//Calculation
+p=1/(RH*e)        //hole concentration(m-3)
+mewp=RH/rho       //hole mobility(m**2/Vs)
+
+//Result
+printf("\n hole concentration is %0.1f  *10**21 m-3",p/10**21)
+printf("\n hole mobility is %0.5f  m**2/Vs",mewp)