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Diffstat (limited to '3886/CH20/EX20.10/20_10.sce')
| -rw-r--r-- | 3886/CH20/EX20.10/20_10.sce | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/3886/CH20/EX20.10/20_10.sce b/3886/CH20/EX20.10/20_10.sce new file mode 100644 index 000000000..54161666c --- /dev/null +++ b/3886/CH20/EX20.10/20_10.sce @@ -0,0 +1,19 @@ +//welded cylinder
+//refer fig. 20.8 (a) and (b)
+//Mass moment of inertia of the bar about A
+IBA=((200)/(2*9.81))+((200*0.5^2)/(9.81))
+//Moment of inertia of the cylinder about A
+ICA=((500*0.2*0.2)/(2*9.81))+((500*1.2*1.2)/(9.81))
+//mass moment of inertia of the system about A
+I=6.7958+74.41
+//Rotational moment about A
+Mt=200*0.5+500*1.2 //N-m
+//Equating it to I*alpha
+alpha=((700)/(81.2097)) //rad/sec
+//Instantaneous acceleration of rod AB is vertical with magnitude
+Iaccnrod=0.5*8.6197 //m/sec
+//Instantaneous acceleration of cylinder is vertical with magnitude
+Iaccncylinder=1.2*8.6197 //m/sec
+//Applying D'Alembert's dynamic equilibrium equation to the system of forces
+RA=200+500-((200*4.3100)/(9.81))-((500*10.344)/(9.81)) //N
+printf("\nalpha=%.3f rad/sec\nRA=%.3f N",alpha,RA)
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