1.An object starts from rest at the origin and moves along the x axis with a constant acceleration o
問題詳情
1.An object starts from rest at the origin and moves along the x axis with a constant acceleration of 4m/s2. Its average velocity as it goes from x = 2 m to x = 8 m is: (A) 1 m/s (B)2m/s (C)3m/s (D) 5m/s (E) 6 m/s