a car aaclerates from rest at constant rate alpha for some time after which it decelerates at the constant rate beta and comes to rest. if the total time elapsed is t then the maximum velocity acquired by the car is
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Answer : αβtα+β
V=0+αt1
t1=Vα+Vβ
Similarity, t2=Vβ
or t1+t2=Vα+Vβ
=αβtα+β
V=0+αt1
t1=Vα+Vβ
Similarity, t2=Vβ
or t1+t2=Vα+Vβ
=αβtα+β
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