Question

A person travelling on a straight line moves with a uniform velocity v1 for some time and with uniform velocity v2 for the next equal time. The average velocity v is given by
(a) v= (v1+v2)/2
(b) v=√v1v2
(c) 2/v=(1/v1+1/v2)
(d) 1/v=(1/v1+1/v2)

Answer 1

Answer:

sorry don't know the answer to that question