# An object travels North at # 2 m/s# for #6 s# and then travels South at # 7 m/s# for # 4 s#. What are the object's average speed and velocity?

##### 1 Answer

Feb 23, 2018

Clearly,distance covered by the object in total

So,average speed = total distance covered/total time taken =

Again, net displacement is

So,average velocity = net displacement/total time taken =

Negative sign indicates,direction of average velocity is towards south