Question

$\huge\mathcal\fcolorbox{cyan}{black}{\red{QUESTION}}$
WHAT IS THE FORMULA OF FINAL VELOCITY AND INITIAL VELOCITY?

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Answer 1

Final velocity (v) of an object equals initial velocity (u) of that object plus acceleration (a) of the object times the elapsed time (t) from u to v. Use standard gravity, a = 9.80665 m/s2, for equations involving the Earth's gravitational force as the acceleration rate of an object.