Homework Help: physics

Posted by Anonymous on Thursday, September 22, 2011 at 5:23pm.

34.0 km/h, speeds up at a constant rate of 3.9 m/s2. What velocity does it reach 6.8 s later?

physics - Steve, Friday, September 23, 2011 at 11:13am
34km/hr * 1000m/km * hr/3600 = 9.444 m/sec

v = v0 + at = 9.444 + 3.9*6.8 = 35.964 m/sec = 129 km/hr

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