A man leaves the garrage in his house and drives to a neighbouring town which is twenty kilometres away from his house on sight-seeing. He returns home to his garrage two hours after. What is his average velocity from home in km/h
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Expert's answer
2015-05-15T03:05:28-0400
Solution: average velocity = total distancetraveled / total time taken. total time taken = 2 hours total distance traveled =( distance from his house to a neighbouring town)+( distance from a neighbouring town to his house) = 20+20=40 km. So average velocity = 40/2=20km/h
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