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Mathematics 10 Online
OpenStudy (anonymous):

.....

OpenStudy (anonymous):

A particle moving rectilinearly with a uniform acceleration 2m/s^2, crosses a point A with a velocity of 5m/s in the same direction as that of acceleration. Find the velocity of the particle after one second

ganeshie8 (ganeshie8):

So we're given acceleration is constant : \[\large a = 2\]

OpenStudy (anonymous):

Yes

OpenStudy (anonymous):

Got it,

OpenStudy (anonymous):

v=u+At

OpenStudy (anonymous):

v=7m/s

OpenStudy (anonymous):

But i got it by flook

ganeshie8 (ganeshie8):

nice :)

OpenStudy (anonymous):

why do we consider initial velocity 5m/s

ganeshie8 (ganeshie8):

because of the question

ganeshie8 (ganeshie8):

the question was asking us to find the velocity of the particle `after` one second right ?

ganeshie8 (ganeshie8):

what does this `after` referring to ?

OpenStudy (anonymous):

But what that crosses a point A signify

ganeshie8 (ganeshie8):

`after` worldwar3 or `after` something else ?

ganeshie8 (ganeshie8):

first tell me what does `after` refer to..

OpenStudy (anonymous):

after means time following

ganeshie8 (ganeshie8):

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