A car maintains a constant velocity of 100 km/hr for 10 seconds. During this interval its acceleration is Physics A car maintains a constant velocity of 100 km/hr for 10 seconds. During this interval its acceleration is A) zero. B) 10 km/hr. C) 110 km/hr. D) 1000 km/hr. Answer: A Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+