Science, asked by sandeepkumar6283, 1 year ago

A train is running at a speed of 90 km/ h calculate the speed of train in ml second




Answers

Answered by keisambemsana
1
Given, speed of the train = 90 km/h
To convert km into m, we multiply 90 with 1000.
Therefore, 90×1000=90000 m
Then, 1 hour = 3600 sec.

So, 90000/3600 = 25 m/s

ramya874: our teacher said us in that way
keisambemsana: wlcm
keisambemsana: oh
ramya874: ha
keisambemsana: how did 18 come?
keisambemsana: oh! i got it! short cut isn't it?
ramya874: yes
ramya874: there is derivation for that
keisambemsana: Oh I see!
Answered by ramya874
0
given speed = 90 kmph
90×5÷18= 25 metres per second
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