diff options
Diffstat (limited to '3840/CH5/EX5.9/Ex5_9.sce')
-rw-r--r-- | 3840/CH5/EX5.9/Ex5_9.sce | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/3840/CH5/EX5.9/Ex5_9.sce b/3840/CH5/EX5.9/Ex5_9.sce new file mode 100644 index 000000000..7fc87b777 --- /dev/null +++ b/3840/CH5/EX5.9/Ex5_9.sce @@ -0,0 +1,21 @@ +clear +// +// +// + +//Variable declaration +m=9.11*10**-31 //mass(kg) +rho=1.54*10**-8 //resistivity(ohm m) +e=1.602*10**-19 //charge(c) +E=10**2 //electric field(V/m) +n=5.8*10**28 //number of electrons +Kb=1.381*10**-23 //boltzmann constant +T=300 //temperature(K) + +//Calculation +tow=m/(n*e**2*rho) //relaxation time(s) +vd=e*E*tow/m //drift velocity(m/s) +mew=vd/E //mobility(m**2/Vs) +Vth=sqrt(3*Kb*T/m) //thermal velocity(m/s) + +//Result |