Question

A person travels along a straight road for the first half length with a velocity V1 and Second half length with a velocity V2. What is the mean velocity of the person


a.2V1V2/V1+V2
b.V1V2/V1+ V2
c.2(V1+V2)/V1V2
d.V1+ V2/V1V2​

Answer 1

this question is directly solved by a formula

i.e 2V1×V2/V1+V2

that is answer