diff options
Diffstat (limited to '3886/CH18/EX18.7')
| -rw-r--r-- | 3886/CH18/EX18.7/18_7.sce | 15 | ||||
| -rw-r--r-- | 3886/CH18/EX18.7/18_7.txt | 5 |
2 files changed, 20 insertions, 0 deletions
diff --git a/3886/CH18/EX18.7/18_7.sce b/3886/CH18/EX18.7/18_7.sce new file mode 100644 index 000000000..ff68f5661 --- /dev/null +++ b/3886/CH18/EX18.7/18_7.sce @@ -0,0 +1,15 @@ +//Ball is dropped
+//refer fig. 18.7
+//Normal to line of impact
+u1x=1.986 //m/sec
+//In the line of impact
+u1y=-7.411 //m/sec
+//Let the velocity after impact be v1
+v1x=u1x
+//Initial and final velocities of floor=0
+//From the defination of coefficient of restitution
+v1y=sqrt((1.986^2)+(5.929^2)) //m/sec
+theta=atand(v1x/v1y) //degree to the line of impact
+//Inclination to the plane
+I=90-18.52 //degree The answer provided in the textbook is wrong
+printf("\nv1=%.3f m/sec\nInclination to the plane=%.3f degree",v1,I)
diff --git a/3886/CH18/EX18.7/18_7.txt b/3886/CH18/EX18.7/18_7.txt new file mode 100644 index 000000000..5e8967ca4 --- /dev/null +++ b/3886/CH18/EX18.7/18_7.txt @@ -0,0 +1,5 @@ +
+--> exec('E:\My program EM\18. Impact of elastic bodies\18.7.sce', -1)
+
+v1=6.253 m/sec
+Inclination to the plane=71.480 degree
\ No newline at end of file |