Physics, asked by rosemary53, 1 year ago

a car has to cover a distance of 10 km . It covers a distance of first 4 km at a speed of 40 km per hr. how fast should the car travel while covering the remaining distance. So that it's average speed for the entire trip is 60km per hr​

Answers

Answered by Anonymous
13

Total distance to be covered = 10 km

Target average speed = 60 km/h

Hence, target travel time = 10 minutes

Time used to cover the first 4 km at 40 km/h = 6 minutes

Time left to cover the remaining 6 km = 4 minutes

Target speed for the remaining 6 km = 6/4 km/min or 90 km/h

hope it helps..

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