Physics, asked by abhi1054, 1 year ago

a car travels one third distance on a straight road with a velocity of 10 km per hour next one third part with velocity 20 km per hour and last one third with velocity 60 km per hour average velocity of the car in the whole journey is 3 and km per hour then the value of n will be

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Answered by Anonymous

1

n= 3v1 v2 v3 / v1v2+ v2v3 + v3v1

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