diff options
Diffstat (limited to '3886/CH12/EX12.14/12_14.sce')
| -rw-r--r-- | 3886/CH12/EX12.14/12_14.sce | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/3886/CH12/EX12.14/12_14.sce b/3886/CH12/EX12.14/12_14.sce new file mode 100644 index 000000000..5076245d2 --- /dev/null +++ b/3886/CH12/EX12.14/12_14.sce @@ -0,0 +1,13 @@ +//motion of particle
+//s=t^3-3*t^2+2*t+5
+//v=ds/dt=3*t^2-6*t+2
+//a=6*t-6
+//after 4 seconds
+v=3*4*4-6*4+2 //m/sec
+a=6*4-6 //m/sec^2
+//minimum velocity Vmin by using maxima and minima principle
+Vmin=-1 //m/sec
+//let at time t the velocity be zero,then
+t1=1.577 //sec
+t2=0.423 //sec
+printf("\nv=%.2f m/sec\na=%.2f m/sec^2\nMinimum velocity=%.2f m/sec\nVelocity is zero at t=%.2f sec and %.2f sec",v,a,Vmin,t1,t2)
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