Find 'u' if v² = u² + 2as, given that v = 34 m/s, a = 9.81 m/s², and s = 8 m. Power Engineering Find 'u' if v² = u² + 2as, given that v = 34 m/s, a = 9.81 m/s², and s = 8 m. A. 31.6 m/s B. 36.2 m/s C. 1334.6 m/s D. 999 m/s E. 2668.3 m/s. Answer: A Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+