update

added projectile

HW1/projectile.m

@@ -0,0 +1,28 @@
+function [h,t_linear,y] = projectile(v_mag,theta)
+% Function that takes the initial velocity magnitude and the angle of
+% launch of the projectile and calculates the height at 2.37m away from the
+% initial position from an initial height of 1.72m.
+%   Inputs: v_mag, theta
+%   Output: h
+%
+% Also plots the path to a distance of 2.37m.
+
+i = 1;
+x0 = 2.37;
+y0 = 1.72;
+g = -9.81;
+
+t = x0/(v_mag*cos(theta));
+t_linear = 0:0.01:t;
+y = zeros(1,length(t_linear));
+h = y0 + x0/cos(theta) + 0.5*g*(x0/(v_mag*cos(theta)))^2;
+
+for t = t_linear
+    y(i) = y0 + v_mag*t + 0.5*g*t^2;
+    i = i + 1;
+end
+
+plot(t_linear, y)
+
+end
+

HW1/projectile.m~

@@ -0,0 +1,26 @@
+function [h,t_linear,y] = projectile(v_mag,theta)
+% Function that takes the initial velocity magnitude and the angle of
+% launch of the projectile and calculates the height at 2.37m away from the
+% initial position from an initial height of 1.72m.
+%   Inputs: v_mag, theta
+%   Output: h
+%
+% Also plots the path to a distance of 2.37m.
+
+x0 = 2.37;
+y0 = 1.72;
+g = -9.81;
+
+t = x0/(v_mag*cos(theta));
+t_linear = 0:0.1:t;
+y = zeros(length(t_linear));
+h = y0 + x0/cos(theta) + 0.5*g*(x0/(v_mag*cos(theta)))^2;
+
+for t = t_linear
+    y() = y0 + v_mag*t + 0.5*g*t^2;
+end
+
+plot(t_linear, y)
+
+end
+