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A car accelerates from rest at a constan...

A car accelerates from rest at a constant rate for some time after which it decelerates at a constant rate `beta` to come to rest. If the total time elapsed is t, the maximum velocity acquired by the car is given by :

A

`((alpha^2-beta^2)/(alphabeta))t`

B

`((alpha^2+beta^2)/(alphabeta))t`

C

`((alpha+beta)t)/(alphabeta)`

D

`(alphabetat)/(alpha+beta)`

Text Solution

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The correct Answer is:
D
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