Question

samay aur haalat kabhi bhi kahi bhi badal sakte hai ab dekhiye kal tak nikat ta prem ka prateek thi aur aaj duriya prem aur parvaah ki parichayak hai . prastut vishay par ek lekh likhiye​

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)."