Question

a bird flies from a tree A to tree B with a speed of 40km/h and returns to tree A from tree B with the speed of 60km/h.what is the average speed of the bird during the journey?

Answer 1

Explanation:

Dear Student ,

Here in this case the average speed of the bird during his journey is ,

vavg=2×vAB×vBA(vAB+vBA)=2×40×6040+60=48 km/h

Regards

Answer 2

Answer:

to see on google.............