From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001 From: prashantsinalkar Date: Tue, 10 Oct 2017 12:27:19 +0530 Subject: initial commit / add all books --- 1205/CH14/EX14.3/S_14_3.sce | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 1205/CH14/EX14.3/S_14_3.sce (limited to '1205/CH14/EX14.3/S_14_3.sce') diff --git a/1205/CH14/EX14.3/S_14_3.sce b/1205/CH14/EX14.3/S_14_3.sce new file mode 100644 index 000000000..f415e7249 --- /dev/null +++ b/1205/CH14/EX14.3/S_14_3.sce @@ -0,0 +1,26 @@ +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 +vA=[270,-120,160];//m/s, velocity of A +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 +//m*vo=mA*vA+mB*vB+mC*vC and 1 +//Ho1=(Ho)2 ....2 gives equation +// Equate i coefficient of 1 and j and k coefficients of 2 to zero as B lies in xz plane +vCy=300;//m/s, y component of velocity of part C +vCz=-420*vCy/450;//m/s, z component of velocity of part C +vCx=(105*vCy-45000)/450;//m/s, x component of velocity of part C +printf("Velocity of part c at t=2.5 s is vC= (%.0f m)i +(%.0f m)j +(%.0f m)k\n",vCx,vCy,vCz); -- cgit