physics help....velocity?
A bus that is traveling at 31.0 km/h, speeds up at a constant rate of 3.4 m/s2. What velocity does it reach 6.8 s later?
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A bus that is traveling at 31.0 km/h, speeds up at a constant rate of 3.4 m/s2. What velocity does it reach 6.8 s later?
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Vi = 31/3.6 = 8.611 m/s
V2 = Vi + a*t = 8.611 + 3.4*6.8 = 31.73 m/s