Question

जल संरक्षण के कारण दो मित्रो के बीछ सवाद​

Answer 1

Answer:

" The velocity of an object is the rate of change of its position with respect to a frame of reference, and is a function of time. Velocity is equivalent to a specification of an object's speed and direction of motion (e.g. 60 km/h to the north). "