Question

in the first second of its flight a rocket ejects 1/40 of its mass with a velocity of 1200m/s. The acceleration of rocket is ?

Answer 1

30m/s² hope it helps u

Answer 2

HEY MATE HERE IS YOUR ANSWER....
$as \: we \: know \: \\ accelertion = mass \times velocity$

$a = \frac{1}{40} \times 1200$
$a = 30ms ^{ - 2}$