question_answer

  An object P is moving with a constant velocity for 5 min. Another object Q is moving with changing velocity for 5 min. Out of these two objects, which one has acceleration. Explain.  

Answer:

                  Acceleration             (1) Since, the velocity of object P is not changing or change in velocity of the object is zero, therefore, object P has no acceleration. On the other hand, there is change in velocity of the object Q, so it has acceleration.           (1)