a motor car covers 1/3rd part of total distance with v1 = 10km/hr, second 1/3rd part with v2 = 20km/hr and rest with v3 = 60km/hr. What is the average velocity of the car?
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A motor car covers 1/3rd of total distance with v₁=10 km /hr,second 1/3rd part with v₂=20 km/hr and rest 1/3rd part with v₃=60 km/hr. Let total distance is 3 x. The time is equal to the distance divided by speed. Hence, The average speed of the car is 16.36 km/h.
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