A car moves 30 km in 30 min and the next 30km in 40 min. Find average velocity of the car in m/s.
ashu199427:
100/7 m/s
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A car moves 30 km in 30 min and the next 30km in 40 min.average velocity of the car is 51.42 km/hr
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30km=30000m
time taken 30min=1800s
next car 30km=3000
time 40min=1200
average velocity =total distance/total time taken
90000÷3000=30m/s-1
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