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Diffstat (limited to '3845/CH3/EX3.8/Ex3_8.sce')
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1 files changed, 15 insertions, 0 deletions
diff --git a/3845/CH3/EX3.8/Ex3_8.sce b/3845/CH3/EX3.8/Ex3_8.sce new file mode 100644 index 000000000..1077a23a0 --- /dev/null +++ b/3845/CH3/EX3.8/Ex3_8.sce @@ -0,0 +1,15 @@ +//Example 3.8
+v_0y=0;//Initial vertical velocity (m/s)
+g=9.8;//Acceleration due to gravity (m/s^2)
+y_0=0;//Initial position (m)
+y=-1.5;//Final position (m)
+v_y=-sqrt(v_0y^2-2*g*(y-y_0));//Final vertical velocity (m/s)
+//The negative root is taken as the velocity is directed downward
+printf('a.Velocity of the coin relative to the plane = %0.2f m/s',v_y)
+v_x=260;//Horizontal velocity (m/s)
+v=sqrt(v_x^2+v_y^2)//Velocity relative to the Earth (m/s)
+printf('\nb.Velocity of the coin relative to the Earth = %0.2f m/s',v)
+theta=atand(v_y/v_x);//Direction of velocity (deg)
+printf('\n Direction of the velocity of the coin relative to the Earth = %0.2f deg',theta)
+//Openstax - College Physics
+//Download for free at http://cnx.org/content/col11406/latest
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