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a train starts from rest and acquires a speed v with uniform accelerationalpha if then it comes to a stop with uniform retardation beta what will be the average velocity of the train?ans:v/2

ksomuvasanth 14th Jul, 2020

Answer (1)

Raza Imam 23rd Aug, 2020

V=0+αt1

t1=V/α

Similarity, t2=V/β

or t1+t2=V/α+V/β

=αβV/(α+β)

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