Question

A car moves towards north at a speed of 54 km/h for 1h. Then it moves eastward with same speed for same duration. The average speed and velocity of car for complete journey is:-

a) 54km/h,0
b) 15m/s, 15/(2)1/2m/s
c) 0,0
d) 0,54/(2)1/ 2km/h

Answer 1

54km/h,0 this a answer of your question