diff options
Diffstat (limited to '1205/CH14/EX14.1/S_14_1.sce')
| -rw-r--r-- | 1205/CH14/EX14.1/S_14_1.sce | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/1205/CH14/EX14.1/S_14_1.sce b/1205/CH14/EX14.1/S_14_1.sce new file mode 100644 index 000000000..058806112 --- /dev/null +++ b/1205/CH14/EX14.1/S_14_1.sce @@ -0,0 +1,20 @@ +clc;
+m=200;//kg, mass of space vehicle
+vo=150;//m/s i, relative velocty of vehicle with frame at t=0
+mA=100;//kg, mass of part A
+mB=60;//kg, mass of part B
+mC=40;//kg, mass of part C
+
+t=2.5;//s, given time
+A=[555,-180,240];//m, Position of A at t=2.5
+B=[255,0,-120];//m, Position of B at t=2.5
+
+r=[vo*t,0,0];//m, Position of mass center G
+
+//recalling 14.12
+//m*r=mA*rA+mB*rB+mC*rC
+rA=A;//m,
+rB=B;//m
+
+rC=(m*r-mA*rA-mB*rB)/mC;//m, Position of part c at t=2.5 s
+printf("Position of part c at t=2.5 s is rC= (%.0f m)i +(%.0f m)j +(%.0f m)k\n",rC(1),rC(2),rC(3));
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