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/CH2/EX2.2/S_2_2.sce | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 1205/CH2/EX2.2/S_2_2.sce (limited to '1205/CH2/EX2.2/S_2_2.sce') diff --git a/1205/CH2/EX2.2/S_2_2.sce b/1205/CH2/EX2.2/S_2_2.sce new file mode 100644 index 000000000..d20edfac6 --- /dev/null +++ b/1205/CH2/EX2.2/S_2_2.sce @@ -0,0 +1,38 @@ +clc; + +R=25; // kN Magnitude of Resultant vector +alpha=45;//degree +// T1 and T2 are tensions in rope 1 and rope 2 respectively +A=30;// degree , Angle between vector T1 and resultant +B=alpha;// degree , Angle between vector T2 and resultant +C=180-(A+B);// degree , Angle between vector T1 and T2 + + +// conversion of angles into radian +A=A*%pi/180; +B=B*%pi/180; +C=C*%pi/180; + + +// sin(A)/T2 == sin(B)/T1 == sin(C)/R .............. sine law + +T1=(R*sin(B))/sin(C);//kN +T2=(R*sin(A))/sin(C);//kN + + +printf("Tension in rope 1 is T1=%.2f kN and in rope 2 is T2=%.2f kN \n",T1,T2); + + +// Minimum value of T2 occcurs when T1 and T2 are perpendicular to each other i.e C=90 degree +C=90;//degree +A=30;// degree +B=180-(A+C);//degrees +alpha=B;//degrees +B=B*%pi/180;// radian +T2=R*sin(B);// kN +T1=R*cos(B);//kN +printf("Minimum tension in rope 2 is T2=%.2f kN \n",T2); +printf("corrosponding T1=%.2f kN \n ",T1); +printf("alpha=%.2f degrees",alpha); + + -- cgit