Added new codeHEADmaster

1 files changed, 24 insertions, 0 deletions

diff --git a/3863/CH16/EX16.9/Ex16_9.sce b/3863/CH16/EX16.9/Ex16_9.sce
new file mode 100644
index 000000000..ac09cb3a0
--- /dev/null
+++ b/3863/CH16/EX16.9/Ex16_9.sce
@@ -0,0 +1,24 @@
+clear
+//
+//
+//Given
+//Variable declaration
+P=300*1000      //Power in W
+N=100           //Speed in r.p.m
+tau=80          //Maximum shear stress in N/sq.mm
+
+//Calculation
+//case(a):
+T=(P*60)/(2*%pi*N)*1e3                              //Torque transmitted in Nmm
+D=(((16*T)/(%pi*tau))**(1/3))                //Diameter of solid shaft in mm
+
+//case(b):
+Do=(((T*16)/(%pi*tau*(1-0.6**4)))**(1/3))    //External diameter of hollow shaft in mm
+
+Di=0.6*Do                                               //Internal diameter of hollow shaft in mm
+Per=(D**2-(Do**2-Di**2))/(D**2)*100                     //Percentage saving in weight
+
+//Result
+printf("\n Diameter of solid shaft = %0.3f  mm",D)
+printf("\n Percentage saving in weight = %.2f%%",Per)
+