1.

A car accelerates from rest at a constant rate alpha for some time, after which it decelerates at a constant rate beta and comes to rest. If the total time elapsed is t, then the maximum velocity aequired by the car is

Answer»

`((ALPHA^(2)+BETA^(2))/(alpha beta))t`
`((alpha^(2)+beta^(2))/(alpha beta))t`
`(alpha beta t)/(alpha + beta)`
`((alpha + beta)t)/(alpha beta)`

ANSWER :C


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