Physics, asked by TRISHANTJAAT31, 28 days ago

on a track a train travels the first 30 km at a uniform speed of 30 km/h. Calculate the speed with which the train should move rest of the track so as to average 60 km/h for the entire trip.

Answers

Answered by mishrarishiraj219

2

Explanation:

Average speed=Total distance Total time taken...

=90 km/hr. Ans.

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