Question

class 9 th question: when a
body moves with speed. v1 v2 for
an equal interval of time t, then its average
speed is given by
​

Answer 1

Answer:

When a man travels equal distance at equal distance at speeds of V1 and V2 km/hr ,his average speed is 4 km/hr. But, when he travels at these speeds for equal time his average speed is 4.5 km/ hr.

Answer 2

Answer:

the average speed is

v1+v2/2

Step-by-step explanation:

v1 is added to v2 and then the sum is divided by 2