1 files changed, 33 insertions, 0 deletions
diff --git a/278/CH28/EX28.4/ex_28_4.sce b/278/CH28/EX28.4/ex_28_4.sce
new file mode 100755
index 000000000..5afc5d929
--- /dev/null
+++ b/278/CH28/EX28.4/ex_28_4.sce
@@ -0,0 +1,33 @@
+//find
+clc
+//solution
+//given
+P=22500//W
+vr=2//Dg/Dp=2
+Np=200//rpm
+L=600//mm
+fop=60
+fog=60
+//b=10m
+C=80
+K=1.4
+//L=Dg/2+Dp/2=1.5*Dp
+Dp=L/1.5
+Dg=2*Dp
+v=%pi*Dp*Np/60//m/s
+Cv=3/(3+v)
+//Tp=Dp/m
+//yp=0.175-(0.841/Tp)
+//yp=0.175-0.0021*m
+Cs=1//assume
+Wt=P*Cs/v//N
+//Wt=fop*Cv*b*%pi*m*yp//N=137.6m^2-1.65m^3
+//using hit and trial,m=0.65
+//taking m=8 standard value
+m=8
+printf("module is,%f mm\n",m)
+b=14*m
+printf("face width is,%f mm\n",b)
+Tp=Dp/m
+Tg=Dg/m
+printf("numbr of teeth on pinion and gear is,%f \n,%f \n",Tp,Tg)