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A train takes t sec to perform a journey...

A train takes t sec to perform a journey , if travel for t/n sec with uniform acceleration then for `((n-3)/(n))t` sec with uniform speed v and finally it comes to rest with uniform retardation. Then average speed of train is

A

`(3n - 2)(v)/(2n)`

B

`(2n - 3)(v)/(2n)`

C

`(3n - 2)v/(3n)`

D

`(2n - 3)(v)/(3n)`

Text Solution

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The correct Answer is:
B
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