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Diffstat (limited to '1325/CH8/EX8.2')
| -rw-r--r-- | 1325/CH8/EX8.2/8_2.PNG | bin | 0 -> 104472 bytes | |||
| -rw-r--r-- | 1325/CH8/EX8.2/8_2.sce | 32 |
2 files changed, 32 insertions, 0 deletions
diff --git a/1325/CH8/EX8.2/8_2.PNG b/1325/CH8/EX8.2/8_2.PNG Binary files differnew file mode 100644 index 000000000..2b196d539 --- /dev/null +++ b/1325/CH8/EX8.2/8_2.PNG diff --git a/1325/CH8/EX8.2/8_2.sce b/1325/CH8/EX8.2/8_2.sce new file mode 100644 index 000000000..d24caee55 --- /dev/null +++ b/1325/CH8/EX8.2/8_2.sce @@ -0,0 +1,32 @@ +//To find braking torque applied to the drum
+clc
+//given
+
+OH=15//in
+l=OH
+u=0.3
+P=100//lb
+phi=atan(u)
+//according to fig 170(b)
+//for clockwise rotation
+a=6//from figure
+x=r*sin(phi)//in inches;radius of friction circle
+Tb=P*l*x/a//braking torque on the drum
+//for counter clockwise rotation
+a1=5.5//in
+Tb1=P*l*x/a1//braking torque on the drum
+//according to figure 172(a)
+//for clockwise rotation
+a2=6.48//from figure
+x=r*sin(phi)//in inches;radius of friction circle
+Tb2=P*l*x/a2//braking torque on the drum
+//for counter clockwise rotation
+a3=6.38//in
+Tb3=P*l*x/a3//braking torque on the drum
+T1=ceil(Tb1)
+T2=ceil(Tb2)
+T3=ceil(Tb3)
+printf("\nbraking torque on drum\nWhen dimensions are measured from fig 170(b)\nFor clockwise rotation= %.f lb in\nFor counter clockwise rotation= %.f lb in\nWhen dimensions are measured from fig 171(a)\nFor clockwise rotation= %.f lb in\nFor counter clockwise rotation= %.f lb in",Tb,T1,T2,T3)
+
+
+
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