Question

4. A train travels from one station to another at a speed of 40 kmph and returns to the
first station at the speed of 50 kmph. The average velocity is
(A) 45 kmph
(B) 40 kmph
(C) 50 kmph
(D) Zero kmph
[​

Answer 1

Answer:

The average velocity is zero.

Because the starting and final point is same.