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+//Example 2.4
+v_0=0;//Initial velocity (km/h)
+v_f=30;//Final velocity (km/h)
+delta_t=20;//Time period (s)
+delta_v=v_f-v_0;//Change in velocity (km/h)
+delta_v=delta_v*10^3/3600;//Change in velocity (m/s)
+a=delta_v/delta_t;//Acceleration (m/s^2)
+printf('Average acceleration = %0.3f m/s^2',a)
+//Acceleration is positive as it is directed to the right
+//Openstax - College Physics
+//Download for free at http://cnx.org/content/col11406/latest
+