1 files changed, 24 insertions, 0 deletions
diff --git a/278/CH5/EX5.3/ex_5_3.sce b/278/CH5/EX5.3/ex_5_3.sce
new file mode 100755
index 000000000..500946dc6
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+++ b/278/CH5/EX5.3/ex_5_3.sce
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+//find daimeter of shaft
+clc
+//solution
+//given
+P=97.5*10^3//W//power
+N=180//rpm
+t=60//N/mm^2//tortional stress
+l=3000//mm//length of shaft
+C=80*10^3//N/mm^2
+//let T be torque in N-m
+pi=3.14
+q=0.0174//rad//angle
+//P=2*pi*N*T/60
+T=P*60/(2*pi*N)//N-m
+//we will find diameter of shaft using stiffness and strength
+//using strength
+//T*1000=(pi/16)*t*d^3
+d=(16*T*1000/pi/t)^0.33//mm
+//using stiffness
+//J=(pi/32)*d^4
+//T/J=C*q/l
+d1=(l*T*1000/C/q/0.0982)^(1/4)
+printf("the diameter using strength is,%f mm\n",d)
+printf("the diameter using stiffness is,%f mm\n",d1)
+\ No newline at end of file