Physics, asked by pari0407ladha, 8 months ago

A car travels 20 km at a uniform speed of 60 km per hour and the next 20 km at a uniform speed of 40 km per hour what is its average speed over the total 40 kilometre distance.

Answers

Answered by Remi14
3

Answer:

hey mate ur answer is 48 km/hr

Explanation:

Time taken by the car to travel first 20km=20/40=1/2hrs.

Time taken by the car to travel another 20km=20/60=1/3hrs

Total time=1/2+1/3=5/6hrs

Average speed=total distance/total time

=40/5/6

=48km/hr

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