diff options
Diffstat (limited to '1325/CH14/EX14.2/14_2.sce')
-rw-r--r-- | 1325/CH14/EX14.2/14_2.sce | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/1325/CH14/EX14.2/14_2.sce b/1325/CH14/EX14.2/14_2.sce new file mode 100644 index 000000000..22762df48 --- /dev/null +++ b/1325/CH14/EX14.2/14_2.sce @@ -0,0 +1,21 @@ +//to find the position and magnitude of the balance weight required
+clc
+//given
+Wa=200//lb
+Wb=300//lb
+Wc=240//lb
+W1=260//lb
+ra=9//in
+rb=7//in
+rc=10//in
+r1=12//in
+R=24//in
+alpha=45*%pi/180
+bita=75*%pi/180
+gama=135*%pi/180
+Hb=Wa*ra+Wb*rb*cos(alpha)-Wc*rc*cos(gama-bita)-W1*r1*cos(bita)//horizontal component after resolving
+Vb=Wb*rb*sin(alpha)+Wc*rc*sin(gama-bita)-W1*r1*sin(bita)//vertical component after resolving
+Bb=(Hb^2+Vb^2)^(1/2)
+B=Bb/R
+theta=atand(Vb/Hb)
+printf("\nBalance weight required = %.1f lb\ntheta = %.2f degrees",B,theta)
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