Physics, asked by preethikareddy5816, 1 year ago

a car moves 30km in 30minutes and the next 30km in 40minutes calculate the average speed for the entire journey

Answers

Answered by shamsherboora
3

Explanation:

average speed =total distance covered /total time taken

a S =30km+30km/30m+40m

as=60km/70m

as=6km/7m

as=(6*100 changing into metre) 600m/(7*60 changing into seconds) 420s

as=60m/42s

as=1.428571429m/s

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