Physics, asked by yahootak, 1 year ago

do this calculation step by step

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Answered by topin

send the question of that solution so that I can help u
it's -g as the body is moving against the gravit

topin: now it is moving against gravity so acceleration due to gravity will be negative

topin: is that the question or solution

topin: send question of that sol

topin: I will ans

Answered by Anonymous

given :-

v = u + at

==> v - u = at

==> 0 = 14ms^-1 - 9.8ms-2 × t

==> 0 - (-14ms^-1) = 9.8ms^-2 × t

==> 14ms^-1 = 9.8ms^-2 × t

==> 14/9.8 = t

==> 1.4285 = t

so approximately time is taken as 1.43s

hope u understood :)

Anonymous: wlcm a lot XD

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